Thomas, Robert Murray, 1921-
Theses and dissertations : a guide to planning, research, and writing
Corwin Press, 2008
 Buku Teks
Thomas, Robert Murray, 1921-
Theses and dissertations : a guide to planning, research, and writing
Bergin & Garvey, 2000
 Buku Teks
Sanders, Lalage D.
Discovering research methods in psychology : a student's guide
BPS Blackwell, 2010
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Brink, Pamela J.
Basic steps in planning nursing research : from question to proposal
Jones and Bartlett, 1988
 Buku Teks
Brink, Pamela J.
Basic steps in planning nursing research: from question to proposal
Wadsworth, 1978
 Buku Teks