TY  - BOOK
AU  - Drooyan, Irving
AU  - Hadel, Walter.
AU  - Carico, Charles C.
TI  - Trigonometry: analytic approach 
SN  - 0023303506
AV  - QA533 .D76 1983
PY  - 1983///
CY  - New York
PB  - Macmillan
KW  - Trigonometry, Plane
N1  - Includes index
ER  -