TY  - BOOK
AU  - Gavtero,Reynaldo B.
TI  - Powerful mathematics shortcuts and techniques in multiplication
SN  - 9719175001
U1  - 513.213 
PY  - 1996///
CY  - Manila
PB  - Reynaldo B. Gavtero
KW  - Mathematics
KW  - Multiplication
ER  -