Peterson, Rein
John Wiley & Sons, 1979
Buku Teks
edited by Ron Sanchez, Aimw Heene, Seckin Polat, Umut Asan
Emerald, 2017
eBooks
Fairhead, J. N.
English Universities Press, 1965
Buku Teks
Amanda Sri Lestari Putriyani, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2019
UI - Tesis (Membership)
Sukmo Gunardi, author
Fakultas Psikologi Universitas Indonesia, 2011
UI - Disertasi (Membership)