TY  - BOOK
AU  - Ayres, Frank
AU  - Moyer, Robert E.
AU  - Hademenos, George J.
TI  - Schaum's easy outlines trigonometry
SN  - 9789389691528
U1  - 516.24 AYR 
PY  - 2020///
CY  - New Delhi
PB  - McGraw Hill Education
KW  - Trigonometry
ER  -