TY  - BOOK
AU  - Heineman, Ellis Richard
TI  - PLANE TRIGONOMETRY
U1  - 514.5 
PY  - 1964///
CY  - N. Y.
PB  - Mcgraw-Hall
KW  - Trigonometry, Plane
N1  - Logarithmic And Trigonometric Tables : P. 241-319
ER  -