Steinbreder, John, author
Hungry Minds, Inc., 2001
Buku Teks
Shreves, Ric, author
For Dummies, 2015
Buku Teks
Pynchon, Victoria, author
John Wiley & Sons, 2012
Buku Teks
Woods, Geraldine, author
Hungry Minds, 2002
Buku Teks
Anderson, W.M. (Wendy M.), author
Wiley Publishing Australia Pty Ltd, 2013
Buku Teks