Reynolds, Paul Davidson
Prentice-Hall, 1982
Buku Teks
Koocher, Gerald P.
Oxford University Press, 1998
Buku Teks
Reamer, Frederic G.
Columbia University Press, 1999
Buku Teks
Morton E. Winston, Ralph D. Edelbach, editors
Wadsworth and Cengage Learning, 2012
Buku Teks
Monica Fransiska
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2023
UI - Tesis Membership