Hare, Van Court, author
Harcourt, Brace and World, 1967
Buku Teks
Hawryszkiewycz, Igor Titus, author
Prentice-Hall, 1988
Buku Teks
Close, Charles M., author
John Wiley & Sons, 2002
Buku Teks
Dennis, Alan, 1951-, author
John Wiley & Sons Inc., 2010
Buku Teks
Whitten, Jeffrey L.
2001
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