TY - BOOK AU - Gerring,John TI - Case study research: principles and practices T2 - Strategies for social inquiry SN - 9781316632505 U1 - 001.433 23 PY - 2017/// CY - Cambridge PB - Cambridge University Press KW - Social sciences KW - Research KW - Methodology KW - Case method KW - POLITICAL SCIENCE / General ER -