TY - BOOK AU - Creswell,John W. TI - 30 essential skills for the qualitative researcher SN - 9781452216867 (pbk.) PY - 2016/// CY - Thousand Oaks, California PB - SAGE KW - Qualitative research KW - Methodology KW - Social sciences KW - Research N1 - Includes bibliographical references and index ER -