TY  - BOOK
T1  - Research designs
T2  - A Sage university paper. Quantitative applications in the social sciences
A1  - Spector, Paul E.
LA  - English
PP  - Newbury Park, Calif.
PB  - Sage
YR  - 1981
UL  - https://tuklas.up.edu.ph/Record/UP-99796217603910463
OP  - 80
CN  - HA 29 Q83 no.23
SN  - 0803917090 (pbk.)
KW  - Social sciences : Research.
KW  - Educational Research.
ER  -