Greenberg, Joseph H. (Joseph Harold), 1915-2001, author
Mounton, 1976
Buku Teks
Hayon, Josep, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2000
UI - Tesis (Membership)
Sandler, Wendy, author
Cambridge University Press, 2006
Buku Teks
Holt, Rinehart and Winston, 1968
Buku Teks
Cambridge University Press, 2006
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