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
edited by P.J.D. Drenth ... [and others]
John Wiley & Sons, 1984
Buku Referensi
Muchinsky, Paul M., author
Wadsworth, 2000
Buku Teks