Angel, W. Larsen, author
McGraw-Hill, 2012
Buku Teks
Fischer, Joel, author
The Free Press, 1994
Buku Teks
Jenks, James M.
New Jersey : Alexander Hamilton Institute, Inc,
Buku Referensi
Klose, Paul S., author
Dow Jones-Irwin, 1989
Buku Referensi
Salmela, John H., author
Human Kinetics Books, 1991
Buku Referensi