Morgan, Gareth, 1943-
SAGE Publications, Inc, 2006
Buku Teks
Pugh, Derek S.
[Publisher not identified], [Date of publication not identified]
Buku Teks
Griffin, Ricky W.
Cengage Learning, 2014
Buku Teks
Agarwal, R. D.
Tata McGraw-Hill, 1986
Buku Teks
Hary Budi Wicaksono
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2005
UI - Tesis Membership