supply of books purchase of books for different departments of p.r. thakur govt. college , department of humanities , bengali-indian publishers , bengali-foreign publishers , english-indian publishers , english-foreign publishers , history-indian publishers , history-foreign publishers , political science-indian publishers , political science-foreign publishers , philosophy-indian publishers , philosophy-foreign publishers , sociology-indian publishers , sociology-foreign publishers , sanskrit-indian publishers , sankrit-foreign publishers , department of science , computer science-indian publishers , computer science-foreign publishers , physics-indian publishers , physics-foreign publishers , chemistry-indian publishers , chemistry-foreign publishers , geography-indian publishers , geography-foreign publishers , microbiology-indian publishers , microbiology-foreign publishers , physiology-indian publishers , physiology-foreign publishers , zoology-indian publishers , zoology-foreign publishers , mathematics-indian publishers , mathematics-foreign publishers