TY  - BOOK
AU  - Sanchez, C. A.
TI  - Methods and techniques of research
SN  - 9712303551
U1  - 001.42 
PY  - 1980///
CY  - Manila
PB  - Rex Book Store, 
KW  - Research methods
KW  - Research
KW  - Methodology
KW  - Social sciences
KW  - Research techniques
ER  -