Jackson, Sherri L.
Research methods and statistics : a critical thinking approach
Thomson Wadsworth, 2003
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Jackson, Sherri L.
Research methods and statistics : a critical thinking approach
Cengage Learning, 2015
 Buku Teks
Jackson, Sherri L.
Research methods and statistics : a critical thinking approach
Wadsworth and Cengage Learning, 2012
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Benjafield, John G.
Thinking critical about research methods/John G. Benjafield
Allyn and Bacon , 1994
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Bordens, Kenneth S.
Research and design methods: a process approach
McGraw-HIll, 2005
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