Dr. Rajendra Prasad Central Agricultural University, Pusa Search for 'su:"Trigonometry"'

New College Trigonometry : for intermediate classes / by Lalji Prasad

By Prasad, Lalji.. .- Patna : Ganga Pustakalaya 1977 . viii,351p.

By Loney, S. L.. Delhi AITBS Publishers and Distributors 1991 . 327

By Loney, S.L.. Delhi A.I.T.B.S. Publishers and Distributors 1991 . 211

By Prasad, Lalji . Patna: Ganga Pustakalaya, 1986 . v, 521 p.

By Prasad, Lalji.. .- Patna : Ganga Pustakalaya 1979 . viii,359p.