Christian Soe
McGraw-Hill, 2004
Buku Teks
Barringron, Lowell
Wadsworth and Cengage Learning, 2013
Buku Teks
McCormick, John, 1954-
Thomson Wadsworth, 2004
Buku Teks
Hauss, Charles
Thomson Learning, 2003
Multimedia
Hauss, Charles
Wadsworth/Thomson Learning, 2003
Multimedia