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Buku Teks
Thomas N. Ingram...[et al.]
Harcourt College Publishers, 2001
Buku Teks
Boy Subirosa Sabarguna
Penerbit Universitas Indonesia (UI-Press), 2007
Buku Teks SO
Herrmann, Jeffrey W.
Wiley, 2015
Buku Teks
Radford, K.J.
Phoenix Press, 1981
Buku Teks