TY  - BOOK
AU  - ORENSTEIN, Alan
TI  - Understanding social research: an introduction
U1  - 301.072 O59U 
PY  - 1978///
PB  - Boston
KW  - SOCIOLOGICAL RESEARCH
KW  - EVALUATION RESEARCH (SOCIAL ACTION PROGR
KW  - SOCIAL SURVEY
KW  - SOCIOLOGY -- EXPERIMENTS
ER  -