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Arcturus Publ, 2014
Buku Teks
Ewen, David, author
Prentice-Hall, 1989
Buku Referensi
Ewen, David, author
Prentice-Hall, 1952
Buku Teks
Yi Pyong-gun...[et al.]
Seoul dae hakgyo chul pan bu, 2006
Buku Teks
Peter Tofano, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2016
UI - Skripsi (Membership)