TY  - BOOK
AU  - Esmeralda Bunag-Villafuerte.
AU  - Rosalie M. Nazal.
AU  - Danilo R. Si.
TI  - Mathematics for the 21st century learner: 8 
SN  - 978-971-46-0671-5
U1  - Fil 510.905 M426 2015 
PY  - 2015///
CY  - Philippines
PB  - Diwa Learning Systems, Inc.
KW  - Mathematics
KW  - Philippines
N1  - Includes bibliography, index and glossary
ER  -