TY  - BOOK
AU  - Patton, Michael Quinn
TI  - Qualitative evaluation and research methods. (2nd ed.)
SN  - 0803937792
AV  - H 62 Pat 
PY  - 1990///
CY  - London
PB  - SAGE Publications
KW  - EVALUATION RESEARCH (SOCIAL ACTION PROGRAMS)
KW  - SOCIAL SCIENCES--RESEARCH
KW  - RESEARCH--METHODOLOGY
KW  - RESEARCH COLLABORATION
N1  - Rev. ed. of: Qualitative evaluation methods. c1980. -Includes bibliographical references (p. 507-523) and index
ER  -