TY  - BOOK
AU  - Loney,S.L.(Sidney Luxton),1860-1939
TI  - Plane trigonometry Vol. 1
U1  - 516.242 
PY  - 1991///
CY  - Delhi
PB  - A.I.T.B.S. Publishers & Distributors
KW  - Plane trigonometry
ER  -