Lynne Elizabeth, Cassandra Adams
John Wiley & Sons, 2000
Buku Teks
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John Wiley & Sons, 2009
Buku Teks
Allen, Edward, author
John Wiley & Sons, 1999
Buku Teks
Allen, Edward, author
Wiley , 2014
Buku Teks
Peurifoy, R.L. (Robert Leroy), author
McGraw-Hill, 2006
Buku Teks