Chaffee, John, author
Wadsworth/Clengage Learning , 2012
Buku Teks
Sternberg, Robert J., author
American Psychological Association , 1999
Buku Teks
Dow, Gwyneth M.
Pergamon Press, 1971
Buku Teks
Bono, Edward de, author
Penguin Books, 1971
Buku Teks
Berlyne, D.E.
John Wiley & Sons Inc., 1966
Buku Teks