Corsini, Raymond J., author
Brunner-Routledge, 2002
Buku Teks
Corsini, Raymond J., author
Brunner-Routledge, 2002
Buku Referensi
Henderson, I. F., author
Harlow, England Longman Scientific and Technical
Buku Referensi
Kalat, James W., author
Langara College, 2016
Buku Teks
Rosenzweig, Mark R.
Sinauer Associates, 2004
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