References and
Citations
Printed Materials
- Parseghian, Ara . "Football."
The World Book Encyclopedia, vol. 6, pp 312-320. Chicago:
World Book-Childcraft International, Inc., 1978.
- Reichler, Joseph L.
"Baseball." The World Book Encyclopedia, vol. 2, pp 92-102.
Chicago: World Book Inc., 1985.
- Thompson, John R. Jr.
"Basketball." The World Book Encyclopedia , vol. 2,pp
106-111. Chicago: World Book Inc., 1985.
Animations
- Animations from
http://www.earthcon.com/clipart, Public Domain
Graphics.