TY  - BOOK
AU  - Sanchez, Custodiosa Ancheta.
TI  - Methods and techniques of research.
SN  - 9712323013
AV  - F LB 2369 Sa55m 1986 
PY  - 1986///
CY  - Manila
PB  - Rex Book Store
KW  - Dissertation, Academic
KW  - Research -- Methodology
ER  -