Killick, Andrew
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Multimedia
Hubbard, L. Ron, 1911-1986
Bridge Publications, Inc., 2012
Buku Referensi
edited by Hee Sook Oh
Seoul National University Press, 2015
Buku Teks
Kang, Man-Gil
Folkestone Global Oriental 2006
Buku Teks
Cornel University Press, 1993
Buku Teks