TY  - BOOK
AU  - Mamhot,Millard R.
AU  - Tarepe,Dennis A.
AU  - Mamhot,Alice A.
TI  - Plane trigonometry: a calculator approach 
SN  - 9789719533856
PY  - 2012///
CY  - Intramuros, Manila
PB  - Purely books trading and Pub. Corp
KW  - Trigonometry
N1  - Includes references and index
ER  -