Bass, Bernard M., editor
Allyn and Bacon, 1979
Buku Teks
edited by P.J.D. Drenth ... [and others]
Wiley, 1984
Buku Teks
edited by Pieter J.D. Drenth, Henk Thierry, Charles J. de Wolff
Routledge, 1998
Buku Referensi
edited by Pieter J.D. Drenth, Henk Thierry, Charles J. de Wolff
Psychology Press, 1998
Buku Referensi
Gilmer, B. von Haller (Beverly von Haller), 1909-1994
McGraw-Hill, 1977
Buku Teks