TY  - BOOK
AU  - Prasad, Lalji.
TI  - New College Trigonometry / 
U1  - 516.24 
PY  - 1979///
CY  - .- Patna
PB  - : Ganga Pustakalaya
KW  - Pure Sciences
KW  - Mathematics
KW  - Trigonometry
ER  -