Sheehan, Brian
PowerHouse Books, 2013
Buku Teks
Yurita Indriany
Universitas Indonesia, 2007
UI - Skripsi (Membership)
Sri Maria Radeningsih
Universitas Indonesia, 2007
UI - Skripsi (Membership)
Rosita Anggraini
1987
UI - Skripsi (Membership)
Ani Indiani
1987
UI - Skripsi (Membership)