[publisher not identified], [date of publication not identified]
Naskah
Coyle, Daniel
Bantam Books, 2012
Buku Teks
Adriani
1986
UI - Skripsi (Membership)
Bambang Triasmono
Universitas Indonesia, 2006
UI - Tesis (Membership)
oleh S. C. Utami Munandar
Gramedia Widiasarana Indonesia, 1992
Buku Teks