00437nam a22001697a 4500 OSt 251103b |||||||| |||| 00| 0 eng d 516.24 P75N Prasad, Lalji. New College Trigonometry / by Lalji Prasad .- Patna : Ganga Pustakalaya , 1979 viii,359p. Pure Sciences Mathematics Trigonometry ddc DB 49160 49160 0 0 ddc 0 0 RAU RAU 2025-11-03 Donated Book 9.40 0 516.24 P75N 81214 2025-11-03 2025-11-03 DB Gift