DePamphilis, Donald, author
Elsevier , 2011
Buku Teks
Rosenthal, M. Sara, author
Contemporary Books, 2001
Buku Teks
Pascarelli, Emil F., author
John Wiley & Sons, 2004
Buku Teks
Cohen, Sandee
Peachpit Press, 1999
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Taub, Alexander, author
McGraw-Hill Education, 2014
Buku Teks