Putter, Irving
University of California Press, 1954
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Julian, Larry S.
Buana Ilmu Populer, 2004
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Mariadewi Puspitasari Soeprapto, author
1998
UI - Skripsi (Membership)
Malvino, Albert Paul, author
Erlangga, 1987
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Malvino, Albert Paul, author
Erlangga, 1994
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