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Allyn and Bacon, 1994
Buku Teks
Arrigo, Bruce A., author
West/Wadsworth, 1999
Buku Teks
Angeline Kartika Sosrodjojo, author
Universitas Indonesia, 2012
UI - Skripsi (Open)
Barker, Thomas, author
Cipta Manunggal, 1999
Buku Teks
Lemert, Edwin M.
Prentice-Hall, 1967
Buku Teks