Zaltman, Gerald, author
John Wiley & Sons, 1977
Buku Teks
Zaltman, Gerald, author
Robert E. Krieger Publ., 1983
Buku Teks
Morris, Robert, author
Columbia University Press , 1966
Buku Teks
edited by Fred M. Cox [and others]
FE Peacock, 1979
Buku Teks
Muhammad Agung Persada Bangun, author
2017
UI - Skripsi (Membership)