TY  - BOOK
AU  - Black, Thomas R.
AU  - 
ED  - 
ED  - 
ED  - 
ED  - 
SN  - 0761973680;0761973699 (PBK.)
SN  - 2
PY  - 2002///46
CY  - London ;;Thousand Oaks
PB  - Sage
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Research;Evaluation
KW  - Social sciences
N1  - Previous ed.: 1993; Includes bibliographical references and index; 5
ER  -