TY  - BOOK
AU  - Ross,Sharon Cutler
AU  - Boyd, Linda Hawkins,
TI  - Precalculus algebra and trigonometry
SN  - 0534145507
AV  - QA154.2 R67
PY  - 1991///
CY  - Pacific grove, california
PB  - Brooks/Cole
KW  - Álgebra
KW  - Trigonometría
ER  -