TY - BOOK AU - Patton,Michael Quinn TI - Qualitative research & evaluation methods : : integrating theory and practice / SN - 9781412972123 (alk. paper) U1 - 001.42 PAT PY - 2015/// CY - Los Angeles PB - Sage KW - Social sciences KW - Methodology KW - Evaluation research (Social action programs) N1 - Revised edition of the author's Qualitative evaluation methods; Includes bibliographical references and index ER -