"Ballet History". Wendy Burke School of Dance. 10/12/09 <http://www.dance4it.com/ballethistory.htm>.’
"History of Ballet". 10/12/09 <http://www.ccs.neu.edu/home/yiannis/dance/history.html>.
"Ballet: The Modern Ballet Renaissance". 10/12/09 <http://www.factmonster.com/ce6/ent/A0856826.html>.
Videos
youtube.com
<http://www.youtube.com/watch?v=bQ0L24YbGGI>
youtube.com
<http://www.youtube.com/watch?v=vVUxE77VHEw>
