bids are invited for books railways bridges and tunnels english , earthquake engineering and disaster management , earthquake engineering and disaster management english , soil mechanics and foundation engineering , soil mechanics and foundation engineering english , enviromental studies , enviromental studies english , universal human values , universal human values english , repair and maintenance of buildings , repair and maintenance of buildings english , energy conservation , energy conservation english , theory of machines , theory of machines english , production technology , production technology english , metrology and measuring instruments , metrology and measuring instruments english , general engneering , general engineering english , polymer science , fundamentals of polymer , injection mould design , workshop technology vol 1 , workshop technology vol 2 , introduction to polymer science and technology , fundamentals of plastics mould design , plastics technology , plastic processing technique series for beginners , fundamentals of plastics testing total quantity : 657