Lasswell, Harold D., author
The Viking Press, [date of publication not identified]
Buku Teks
Bacon, Terry R., 1947-
[American Management Association;, ], 2011
eBooks
Annette Y. Lee-Chai, John A. Bargh
Psychology Press, 2001
Buku Teks
Mangieri, John N., author
John Wiley & Sons, Inc, 2004
Buku Teks
Wallace, Harold R.
South-Western Educational, 1995
Buku Teks