TY  - BOOK
AU  - Blalock, Ann Bonar
AU  - Blalock, Hubert M.
TI  - Introduction to Social Research
SN  - 0-13-496802-6
U1  - 300.72 
PY  - 1982///
CY  - London
PB  - Prentice-hall ,inc
KW  - Social Sciences
ER  -