Furness, Edna L.
Appleton Century , 1964
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Richardus Handojo Wiwoho, author
Gramedia Pustaka Utama, 2004
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Progress, 2004
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Palupi, Dyah Hasto, author
Gramedia Pustaka Utama, 2006
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Feri Sulianta, author
Elex Media Komputindo, 2009
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