Mader, Sylvia S.
W.C. Brown , 1988
Buku Teks
Mader, Sylvia S.
McGraw-Hill, Higher Education, 2006
Buku Teks
Weinberg, Stanley L.
Allyn and Bacon, 1974
Buku Teks
Joseph Ciarrochi, Joseph P. Forgas, John D. Mayer.
Psychology Press, 2001
Buku Teks
Jo Gill, editor
Cambridge University Press, 2008
Buku Teks