TY  - BOOK
AU  - ayres,Frank
AU  - Moyer,Robert E.
TI  - Schaum's outline of theory and problems of trigonometry / 
T2  - Schaum's outline series
SN  - 70606161
U1  - 516.24AYR 
CY  - New York
PB  - McGraw-Hill
KW  - Trigonometry
ER  -