TY  - BOOK
AU  - Sevilla , Consuelo G., author.
AU  - Punsalan, Twila G. , author.
AU  - Regala, Bella P., author.
AU  - Uriarte, Gabriel G.
AU  - Ochave, Jesus A.,author.
TI  - Research methods / 
SN  - 9712310582
U1  - DFil 001.4 1992
PY  - 1992///,
CY  - Manila : 
PB  - Rex Book Store, 
KW  - Research methods
KW  - Research
N1  - Includes bibliography, index and appendix
ER  -