\aResearch Design : \bQualitative, Quantitative, and Mixed Methods Approaches / \cJohn W. Creswell and J. David Creswell
250
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\a5th ed.
260
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\aLos Angeles : \bSAGE, \c2018
300
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\axxv, 275 pages : \billustrations ; \c25 cm.
504
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\aIncludes bibliographical references and indexes.
505
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\aPART I Preliminary Considerations : Chapter 1 The Selection of a Research Approach -- Chapter 2 Review of the Literature -- Chapter 3 The Use of Theory -- Chapter 4 Writing Strategies and Ethical Considerations -- PART II Designing Research : Chapter 5 The Introduction -- Chapter 6 The Purpose Statement -- Chapter 7 Research Questions and Hypotheses -- Chapter 8 Quantitative Methods -- Chapter 9 Qualitative Methods -- Chapter 10 Mixed Methods Procedures