Pugh, Derek S.
[Publisher not identified], [Date of publication not identified]
Buku Teks
Wibowo
Rajawali, 2013
Buku Teks SO
Davis, Keith, 1918-
Erlangga, 1989
Buku Teks SO
Wibowo
Rajawali Press, 2020
Buku Teks SO
Agus Sutedy Prabowo
Universitas Indonesia, 2006
UI - Tesis Membership