Emoto, Masaru
Gramedia Pustaka Utama, 2006
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Taraborrelli, J. Randy
Sidgwick & Jackson, 2009
Buku Teks
Kidd, Sue Monk
Tinder Press, 2015
Buku Teks
Jarvis, Helen
Prentice-Hall, 2001
Buku Teks
Drew, Philip, 1943-
Hardie Grant Books, 1999
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