Clark, Giles, author
Routledge, 1996
Buku Referensi
Hassan Pambudi, author
Pustaka Sinar Harapan, 1996
Buku Referensi
Zulfa, author
Universitas Indonesia, 1983
UI - Skripsi (Membership)
Mien A. Rifai, author
Gadjah Mada University Press, 1995
Buku Teks
Mien A. Rifai, author
Gadjah Mada University Ptress, 1995
Buku Referensi