Poerwanto Pratiknjo, author
Program Pascasarjana Universitas Indonesia, 2001
UI - Tesis (Membership)
Universitas Indonesia, 2007
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Teply, Larry L.
St. Paul Minn, 1992
Buku Teks
Craver, Charles B.
The Michie Company, 1997
Buku Teks
Erlin Triartha Yuliani, author
Universitas Indonesia, 2020
UI - Tesis (Membership)