TY  - GEN
AU  - Mittal, P. K.
TI  - A textbook of trigonometry
SN  - 81-241-0166-3
U1  - 516.24 
CY  - New Delhi
PB  - Itan Anand Pub, India
KW  - Trigonometry
KW  - Mathematics
KW  - Hyperbolic functions
KW  - Logorithms
N1  - 20010124; M
ER  -