TY  - BOOK
AU  - Zill, Dennis .G
TI  - Trigonometry
SN  - 0075570998
U1  - 516.24 ZIL DC20
PY  - 1990///
CY  - Newyork
PB  - Mcgrawhill,Publishing co.
KW  - Algebra and Trigonometry
ER  -