TY - BOOK AU - Yin,Robert K. TI - Case study research: design and methods SN - 9781452242569 U1 - 300.722 22 PY - 2014/// CY - Los Angeles PB - SAGE KW - Case method KW - BUEsh KW - Social sciences KW - Research KW - Methodology KW - HHUUEENN KW - May2018 N1 - Includes bibliographical references and index ER -