Hunter, John, author
Routledge, 2005
Buku Teks
Butzer, Karl W., author
Cambridge University Press, 1982
Buku Teks
Widhiana Laneza, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1988
UI - Skripsi Membership
edited by Trudy Turner
State University of New York Press, 2005
Buku Teks
Reitz, Elizabeth J., 1946-
Springer, 2012
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