TY  - BOOK
AU  - Lovely Airein M. de Guzman.
AU  - Anna Khares G. Garcia.
TI  - Mathematics for the 21st century learner: 7 
SN  - 978-971-46-0670-8
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  -