Alpert, Jed, author
McGraw-Hill, 2012
Buku Teks
Fitzpatrick, Rob, author
Amazon, 2014
Buku Teks
Sutton, Garrett, author
Warner Books, 2001
Buku Teks
(hapus1)
Harper One, 2010
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Dorfman, Kelly, author
Workman Publishing Company, 2011
Buku Teks