TY  - BOOK
AU  - Blalock, Hubert M.
TI  - AN INTRODUCTION TO SOCIAL RESEARCH
U1  - 300.72 
PY  - 1970///
CY  - Englewood Cliffs, N. J.
PB  - Prentice-Hall
KW  - Social Science Research
KW  - Social Sciences -- Methodology
ER  -