TY  - BOOK
AU  - Pelias, John Gabriel
TI  - Pre-calculus
SN  - 9789712378454
AV  - 515 P36p 2016 
PY  - 2016///
CY  - Manila
PB  - Rex Book Store, Inc.
KW  - Mathematics
KW  - Geometry, Analytic
N1  - Includes reference and index
ER  -