TY - BOOK AU - Creswell, John W. TI - Research Design: Qualitative, Quantitative, and Mixed Methods Approaches SN - 1452226105 U1 - 300.721 PY - 2014/// CY - Los Angeles PB - SAGE KW - Educational Research KW - Social Sciences KW - Research Methodology N1 - PRELIMINARY CONSIDERATIONS The Selection of a Research Approach Review of the Literature The Use of Theory Writing Strategies and Ethical Considerations DESIGNING RESEARCH The Introduction The Purpose Statement Research Questions and Hypotheses Quantitative Methods Qualitative Methods Mixed-Methods Procedures ER -