TY  - BOOK
AU  - Sanchez,Custodiosa Ancheta
TI  - Methods and techniques of research
SN  - 9712303551
U1  - 001.42 
PY  - 1986///
CY  - Manila
PB  - Rex Books Store, 
KW  - Research
KW  - Methodology
N1  - Includes index
ER  -