Sanders, Lalage D.
Discovering research methods in psychology : a student's guide
BPS Blackwell, 2010
 Buku Teks SO
Sumadi Suryabrata
Pengembangan alat ukur psikologis
Direktorat Jenderal Pendidikan Tinggi.Depdiknas , 1998
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Qualitative methods in psychology : a research guide
by Peter Banister ... [et al.]
McGraw-Hill, 2011
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Goodwin, C. James
Research in psychology : methods and design
John Wiley & Sons, 2005
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Goodwin, C. James
Research in psychology: methods and design
Wiley , 2010
 Buku Teks SO