Nettl, Bruno
Collier MacMillan Publishers, 1964
Buku Teks
McEnery, Tony, 1964-, author
Cambridge University Press, 2012
Buku Teks
Nikolopoulus, Kostasi I., author
Wiley, Hoboken, NJ, 2019
Buku Teks
Sari Wahyuni, author
Penerbit Salemba Empat, 2011
Buku Teks
Gee, James Paul, author
[Publisher not identified], 1999
Buku Teks