Blij, Harm J.. de
John Wiley & Sons, 1995
Buku Referensi
Blij, Harm J.. de
John Wiley & Sons, 1995
Buku Teks
Anne Buttimer, David Seamon, editors
Croom Helm, 1980
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Malinowski, Jon C.
McGraw-Hill, 2012
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by Jerome D. Fellmann, Mark D. Bjelland, Arthur Getis, Judith Getis
McGraw-Hill, 2010
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