edited by John N. Gardner and A. Jerome Jewler
Wadsworth, 1985
Buku Teks
Diyah Ayu Asmarani
Universitas Indonesia, 2015
UI - Skripsi Membership
Niken Widiastuti
Fakultas Psikologi Universitas Indonesia, 2003
UI - Tesis Membership
Committee on the Student in Higher Education
Hazen Foundation, 1968
Buku Teks
The Committe on the Student in Higher Education, 1968
Buku Teks