Stella Bunga Parmawati, author
Fakultas Psikologi Universitas Indonesia, 2012
UI - Tesis Open
Wadsworth , 1970
Buku Teks
Powell, Russell A., 1950-, author
Wadsworth and Cengage Learning, 2013
Buku Teks
Mahoney, Michael J., author
Ballinger, 1974
Buku Teks
edited by Donna Coch, Kurt W. Fischer, Geraldine Dawson
Guilford Press, 2007
Buku Teks