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Buku Teks
Jewler, A. Jerome
Wodsworth, 1981
Buku Teks
Drewniany, Bonnie L., author
Wadsworth, Cengage Learning, 2014
Buku Teks
Muhammad Budi Djatmiko, author
STEMBI-Bandung business school, 2011
Buku Teks
Jewler, A. Jerome
Wardswort Publishing Company, 1992
Buku Teks