Hess, Beth B.
Macmillan Publishing Company, 1985
Buku Teks
Stewart, Elbert W.
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Buku Teks
Macionis, John J., author
Prentice-Hall, 2008
Buku Teks
Macionis, John J., author
Prentice-Hall, 2007
Buku Teks
Macionis, John J., author
Pearson, 2014
Buku Teks