TY  - BOOK
AU  - Edwards,Bruce H
TI  - Instructor's guide for trigonometry: a graphing approach; Larson/Hostetler/Edwards
U1  - 516.24 
PY  - 1995///
CY  - EUA
PB  - D. C. Heath and Company
KW  - Trigonometria - problemas, ejercicios
N1  - Incluye: Indice
ER  -