TY - BOOK AU - Angele,Florinda V. AU - Lopez,Amelia F. ED - Canonigo, Allan M., TI - Math in a challenging world teacher's guide 3 SN - 971-719-488-2 U1 - 510 PY - 2017/// CY - Marikina City PB - Instructional Coverage System Publishing, Inc. KW - Mathematics ER -