Engel, Heinrich
Tokyo, Charles E. Tuttle, 1983
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Amsden, Dora
San Fransisco: Paul Elder and Company, 1912
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Cever, Francisco Asensio
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Cerver, Francisco Asensio
Hongkong : Page One Publishing, 1997,
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Kusno, Abidin
London: Routledge, 2000,
Buku Teks