Qualitative evaluation and research methods /
Patton, Michael Quinn.
Qualitative evaluation and research methods / Michael Quinn Patton. - 2nd edition. - Newbury Park, Calif. : Sage Publications, 1990. - 532 pages : illustrations ; 23 cm.
Rev. ed. of: Qualitative evaluation methods. c1980.
Includes bibliographical references (p. 507-523) and index.
9780803937796
Social sciences --Methodology.
Evaluation research (Social action programs)
Qualitative evaluation and research methods / Michael Quinn Patton. - 2nd edition. - Newbury Park, Calif. : Sage Publications, 1990. - 532 pages : illustrations ; 23 cm.
Rev. ed. of: Qualitative evaluation methods. c1980.
Includes bibliographical references (p. 507-523) and index.
9780803937796
Social sciences --Methodology.
Evaluation research (Social action programs)