TY  - BOOK
AU  - Viola Flora R.Haron
AU  - Mary Anne G.Lacorte
TI  - Math in challenging world
SN  - 9717194868
U1  - 510  
PY  - 2017///
CY  - Marikina City
PB  - Instructional Coverage System Publishing, Inc.
KW  - Mathematics
ER  -