Claudia Yosephine, author
Fakultas Psikologi Universitas Indonesia, 2013
UI - Skripsi (Membership)
Asteya Prima Percaya, author
Fakultas Psikologi Universitas Indonesia, 2013
UI - Skripsi (Membership)
edited by Peter J. Burke
Stanford University Press, 2006
Buku Teks
Bardbury, Mary
Routledge, 1999
Buku Teks
Hill, Christopher, author
Palbrave Macmillan, 2003
Buku Teks