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Introductory Statistics: Concepts, Models and Applications
David Stockburger, Ph.D.
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The Research Methods Knowledge Base
William Trochim, Ph.D., James P. Donnelly, Ph.D.
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Research Methods: The Concise Knowledge Base
William Trochim, Ph.D.
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Research Methods: The Concise Knowledge Base Workbook
James P. Donnelly, Ph.D., William Trochim, Ph.D.
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Researching the Polity: A Handbook of Scope and Methods
Laurence Jones, Edward Olson
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Researching the Polity: A Handbook of Scope and Methods Workbook
Laurence Jones, Edward Olson
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