Messenger, William E., author
Prentice-Hall, 1989
Buku Teks
Bivins,Thomas
McGraw-Hill, 2008
Buku Teks
Andersen, Margaret L., author
Thomson, Wadsworth, 2009
Buku Teks
Rogers, Alan, author
CRC Press, Taylor & Francis Group, 2009
Buku Teks
Schiller, Bradley R., author
McGraw-Hill, Irwin, 2005
Buku Teks