Hatfield, F. (1999, 20. May). A new weights machine with dynamically adjustable resistance. Zugriff unter http://www.sportsci.org/jour/9901/fch.html
APA (7th ed.) CitationHatfield, F. A new weights machine with dynamically adjustable resistance. Sportscience.
Chicago Style (17th ed.) CitationHatfield, F. "A New Weights Machine with Dynamically Adjustable Resistance." Sportscience .
MLA (9th ed.) CitationHatfield, F. "A New Weights Machine with Dynamically Adjustable Resistance." Sportscience, .
Warning: These citations may not always be 100% accurate.