TY  - BOOK
AU  - Gutierrez, Miguel.
AU  - Masaoy, Evelina Jara,;Reyes, Rosula San Jose,
ED  - 
ED  - 
ED  - 
ED  - 
TI  - : problems and answers 
SN  - 2
PY  - 1989///.46
CY  - Rizal :;Philippines
PB  - Jemma Inc,;JEMMA, Incorporated and the Authors
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
N1  - 5
ER  -