supply of library books , steam tables , properties of refrigerants and psychometric chart , thermodynamics 2016 , ic engines , objective civil engineering , basics of electrical engineering for diploma engineer , basics of electronics engineering for diploma engineer , basics of civil engineering for diploma engineer , basics of mechanical engineering for diploma engineer , objective electrical engineering , objective electronics & communication engineering , objective mechanical engineering , handbook of civil engineering , hand book of electronics engineering , hand book of electrical engineering , hand book of mechanical engineering , glossary of electronics engineering , study guide for general engineering , guide to public sector instrumentation engineering , gate 2020 - guide - general aptitude & engineering mathematics , gate 2020 - guide - general aptitude , gate 2020 - guide - electronics and communication engineering , gate 2020 : electronics & communication engineering - 28 years chapter-wise solved papers ( 1992-2019 ) , gate 2020:electronics engineering 33 years topic-wise previous solved papers , gate 2020 : electronics & communication engineering - solved papers 2000-2019 , gate 2020 - guide - mechanical engineering , gate 2020 : mechanical engineering - 24 years chapter-wise solved papers ( 1992-2019 ) , gate 2020 - guide - civil engineering , gate 2020 : civil engineering - solved papers 2000-2019 , gate 2020 - guide - electrical engineering , gate 2020 - 28 years chapterwise solved papers ( 1992-2019 ) - electrical engineering , ssc je 2020 : mechanical engineering - guide , ssc je 2018 mechanical engineering 11 years conventional solved papers ( 2007-2017 ) for paper ii , ssc je 2020 : electrical engineering - guide , ssc je 2020 : electrical engineering - previous years solved papers ( 2008-19 ) , ssc je 2020 : electrical engineering - solved paper & practice sets , ssc 2020 : junior engineer - electrical engineering paper ii - conventional solved papers ( 2007-2017 ) , upsc 2019-20 - current affairs - a ready reckoner , current affairs - a ready reckoner 2018 for upsc civil services examination , preliminary & main , cracking the civil services examination : the open secret 2ed , economic and social development for civil services preliminary examination 2018 , the constitution of india: bare act with short notes , social problems , women empowerment , population issues and diversity of india for civil services main examination , comprehensive world history for civil services main examination , ibps rrb-cwe office assistant ( multipurpose ) preliminary -25 practice papers , rrb ( railway recruitment board ) 2019 - junior engineer cbt -i & ii - electronics engineering , rrb ( railway recruitment board ) 2019 - junior engineer cbt -i & ii - mechanical & allied engineering , rrb ( railway recruitment board ) 2019 - junior engineer cbt -i & ii - electrical engineering , rrb ( railway recruitment board ) 2019 - junior engineer cbt -i & ii - civil engineering , rrb 2019 - junior engineer cbt ii 30 sets : chapter-wise & year-wise solved papers ( 2014 & 2015 ) - civil & allied engineering , rrb 2019 - junior engineer cbt ii 30 sets : chapter-wise & year-wise solved papers ( 2014 & 2015 ) - mechanical & allied engineering , rrb 2019 - junior engineer cbt ii 30 sets : chapter-wise & year-wise solved papers ( 2014 & 2015 ) - electrical & allied engineering , bsnl junior engineering ( erstwhile tta ) 15 practice sets , trb 2019-20 : lecturers engineering - electrical & electronics engineering , trb lecturers engineering - civil engineering , objective english for competitive examinations , reasoning for competitive examinations , quantitative aptitude practice workbook , hi-speed-mathematics tips , tricks & techniques , objective arithmetic for competitive examinations , quantitative aptitude for competitive examinations , secrets behind faster calculations