TY  - BOOK
AU  - Leithold,Louis
TI  - Trigonometry
SN  - 971-11-0671-X
AV  - QA531 .L45 1989
U1  - 512/.13 19
PY  - 1989///]
CY  - Reading, Massachusetts
PB  - Addison-Wesley Publishing Company
KW  - Trigonometry
N1  - Excerpts from the author's College algebra and trigonometry
ER  -