TY  - BOOK
AU  - Dupree, Daniel E
AU  - Harmon, Frank L
TI  - College algebra and trigometry
AV  - QA 154 D92
PY  - 1968///
CY  - Englewood Cliffs, N.J.
PB  - Prentice Hall
KW  - Algebra
KW  - Trigonometría plana
ER  -