TY  - BOOK
AU  - Coburn, John W.
AU  - Herdlick, J.D.
TI  - Trigonometry
SN  - 9780077766139
AV  - QA 531 .C63 2011 
PY  - 2011///
CY  - Boston
PB  - Mc Graw Hill
KW  - Trigonometry
N1  - includes index
ER  -