TY  - GEN
AU  -   Sparks W.Fred
TI  - Plane trigonometry
SN  - 136791670
U1  - 516.242,SPA 
PY  - 1976///
CY  - New York
PB  - Wiley
KW  - Plane trigonometry
N1  - Angular Measure And The Trigonometric Functions (Page-1),  Solution Of Right Triangles (Page-34), Fundamental Identities (Page-64), Graphs (Page-99), Logarithms (Page-113), Logarithmic Solution Of Triangles (Page-129), Complex Numbers (Page-191), Polar Coordinates (Page-207)
ER  -