Diah Intani
1986
UI - Tesis (Membership)
Yeni Sufiani
1999
UI - Tesis (Membership)
Krisman
Universitas Indonesia, 1997
UI - Tesis (Membership)
A. Juliati Junde
Universitas Indonesia, 1992
UI - Tesis (Membership)
Levi, Leo
John Wiley & Sons, 1980
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