Kibler, W. B. (2002, 23. January). What makes the tennis ball go: Push through, pull through, and the 400 Watt tennis player. Zugriff unter http://www.stms.nl/index.php?option=com_content&task=view&id=802&Itemid=263
APA-Zitierstil (7. Ausg.)Kibler, W. B. (2001). What makes the tennis ball go: Push through, pull through, and the 400 Watt tennis player.
Chicago-Zitierstil (17. Ausg.)Kibler, W. B. What Makes the Tennis Ball Go: Push Through, Pull Through, and the 400 Watt Tennis Player. 2001.
MLA-Zitierstil (9. Ausg.)Kibler, W. B. What Makes the Tennis Ball Go: Push Through, Pull Through, and the 400 Watt Tennis Player. 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.