Clutterbuck, David, 1947-, author
Gramedia, 2003
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Lok, Dan, author
Bhuana Ilmu Populer, 2023
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Wolf, Paul R., author
Gadja Mada University Press, 1993
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Wright, Malcohlm D., author
Prestasi Pustaka , 2005
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Wiyoso Hadi
Hikmah, 2006
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