TY  - BOOK
AU  - Crisostomo, Ricardo M.
TI  - Our world of math 7
SN  - 9789710729784
U1  - 510 
PY  - 2013///]
CY  - Quezon City
PB  - Vibal Publishing House
KW  - Mathematics
KW  - Study and teaching (Secondary)
KW  - lcgft
N1  - "Developmental math K to 12."; Includes bibliographical references (p. 374)
ER  -