Astrid Rahadianty, author
Fakultas Psikologi Universitas Indonesia, 2018
UI - Skripsi (Membership)
Jeanne H. Ballantine, Joan Z. Spade, editors
SAGE Publications, 2015
Buku Teks
Knezevich, Stephen J.
Harper & Row , 1962
Buku Teks
Cohen, Steven, author
Jossey-Bass, 1993
Buku Teks
Berger, Eugenia Hepworth
Merrill, 2000
Buku Teks