TY  - BOOK
AU  - Mejia, Leila DP., author
AU  - Gabuyo, Yonardo A., author
TI  - Plane trigonometry: a modern approach 
SN  - 9712340872
AV  - F QA 533 M45 2004
PY  - 2004///
CY  - Quezon City
PB  - Rex Book Store
KW  - Plane trigonometry
N1  - Includes bibliographical references and index
ER  -