Mayer, J. Richard, author
McGraw-HIll, 2001
Buku Teks
Enger, Eldon D., author
McGraw-Hill Higher Education, 2004
Buku Referensi
Arms, Karen, author
Saunders College Publishing, 1990
Buku Teks
Masters, Gilbert M., author
Prentice-Hall, 2008
Buku Teks
Cunningham, William P., author
WCB/McGraw-Hill, 1999
Buku Referensi