Arellano, R. (2000, 10. May). Vortices and propulsion. Zugriff unter http://www.coachesinfo.com/index.php?option=com_content&view=article&id=206:swimming-isbs-vortices&catid=74:articlesoncoachesinfoservice&Itemid=136
APA (7th ed.) CitationArellano, R. (1999). Vortices and propulsion. coachesinfo.com.
Chicago Style (17th ed.) CitationArellano, R. "Vortices and Propulsion." Coachesinfo.com 1999.
MLA (9th ed.) CitationArellano, R. "Vortices and Propulsion." Coachesinfo.com, 1999.
Warning: These citations may not always be 100% accurate.