TY  - BOOK
T1  - MSA mental math tricks on problem solving techniques
A1  - Alferez, Merle S.
A2  - Cuison, Manuel P.
A2  - Supangan, Guillermo S.
LA  - English
PP  - Quezon City
PB  - MSA Academic Advancement Institute
YR  - 2007
ED  - Year 2007 ed.
UL  - https://tuklas.up.edu.ph/Record/UP-99796217608533362
CN  - QA 63 A44 2007
SN  - 9718740929
KW  - Problem solving : Problems, exercises, etc.
KW  - Mathematics : Problems, exercises, etc.
ER  -