TY  - BOOK
AU  - Shahidulah, A. M. M.
AU  - Bhattacharjee, P.K.
TI  - A text book on higher algebra and trigonometry: plane & spherical 
U1  - 512 22
PY  - 1987///
CY  - Chittagong
PB  - Famous Publications
KW  - Statistics
KW  - Higher algebra
ER  -