na INLIS000000000007412 20241029101735 0010-1118007412 241029 g 0 eng Qualitative evaluation and research methods / Michael Quinn Patton PATTON, Michael Quinn 2nd ed. London : SAGE, 1980 532 p. : ill. ; 21 cm. 0-8039-3779-2 303.832 PAT q 303.832 RESEARCH METHODS EVALUATION 2nd ed. Bibl.: p. 523.-- Index: p. 525-532 947/94