Aries, Angela
Hodder & Stoughton, 1994
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Luiz Narciso Baratieri, Sylvio Monteiro Jr., Tiago Spezia de Melo, Kazuza Bueno Ferreira da Rocha
Quintessence Editora, 2014
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Sukur, Silvester Goridus
Indonesia Cerdas, 2007
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Carpenter, Catrine (edit)
McGraw-Hill, 2004
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Wilkes, Angela
Chicago: A Division of NTC Pub., 1987,
Buku Referensi