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Buku Teks
Hofer, Myron A
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Buku Teks
Papalia, Diane E., author
McGraw-Hill, 1992
Buku Teks
Papalia, Diane E., author
Salemba Humanika, 2013
Buku Teks
Crandell, Thomas L.
McGraw-Hill, Higher Education, 2009
Buku Teks