TY  - BOOK
AU  - Black, Thomas R.
TI  - Understanding social science research
SN  - 0761973699
PY  - 2002///
CY  - London, Thousand Oaks
PB  - Sage
KW  - Social sciences
KW  - Research
KW  - Evaluation
N1  - Previous ed.: 1993; Includes bibliographical references and index
ER  -