TY  - BOOK
AU  - Loney,  Sydney Luxton 
TI  - Plane trigonometry  Pt.1: An elementary course excluding the use of imaginary quantities 
U1  - 516.242  
PY  - 2011///
CY  - New delhi
PB  - Reem publications
KW  - Mathematics
KW  - Trigonometry
KW  - Logarithms
ER  -