TY - BOOK AU - Ellingson,Laura L. TI - Engaging crystallization in quallitative research: an introduction SN - 9781412959063 U1 - 001.4 22 PY - 2009/// CY - Los Angeles, Calif. PB - SAGE KW - Qualitative research KW - Methodology KW - Social sciences N1 - Includes bibliographical references and index ER -