edited by Jerome H. Skolnick, Jane L. Scheiber
Publisher's, 1977
Buku Teks
Quinney, Richard, author
Little, Brown, 1970
Buku Teks
Tuanakotta, Theodorus M., author
Salemba Empat, 2018
Buku Teks
Dandy Firmansyah, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2012
UI - Skripsi (Open)
Shah, Giriraj, author
Anmol Publications PVT. Ltd., 1999
Buku Referensi