00269nam a2200109Ia 4500 190829s9999||||xx |||||||||||||| ||und|| Chopra, R N Dictionar of Library Science 1st Ed. Vikas Publishing House 1975 BK 36868 36868 0 0 0 0 GBCTL GBCTL R1 2022-11-21 250.00 020.3 CHO/D UGC19584 REF