Iskana Anisa
Fakultas Psikologi Universitas Indonesia, 2015
UI - Skripsi (Membership)
Ayu Pratama Siantoro
Fakultas Psikologi Universitas Indonesia, 2012
UI - Skripsi (Open)
edited by John N. Gardner and A. Jerome Jewler
Wadsworth, 1985
Buku Teks
Niken Widiastuti
Fakultas Psikologi Universitas Indonesia, 2003
UI - Tesis (Membership)
Committee on the Student in Higher Education
Hazen Foundation, 1968
Buku Teks