Croom Helm, 1985
Buku Teks
Prentis, Malcolm D., author
Sydney University Press, 1983
Buku Teks
Yuannisa Aisanafi, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2019
UI - Tesis (Membership)
Smith, Vernon L.
Mass. Harvard University Press , 1961
Buku Teks
Maung Agus Sutikno, author
2014
UI - Skripsi (Membership)