Whiting, W, Rugg, S, Coleman, A & Vincent, W. J. (1999). Muscle activity during sit-ups using abdominal exercise devices. The Journal of Strength and Conditioning Research, Lawrence 13 (1999) 4, S. 339 - 345, 4 Abb., 4 Tab., 29 Lit..
APA-Zitierstil (7. Ausg.)Whiting, W., Rugg, S., Coleman, A., & Vincent, W. J. (1999). Muscle activity during sit-ups using abdominal exercise devices The Journal of Strength and Conditioning Research.
Chicago-Zitierstil (17. Ausg.)Whiting, W., S. Rugg, A. Coleman, und W. J. Vincent. "Muscle Activity During Sit-ups Using Abdominal Exercise Devices." The Journal of Strength and Conditioning Research 1999.
MLA-Zitierstil (9. Ausg.)Whiting, W., et al. "Muscle Activity During Sit-ups Using Abdominal Exercise Devices." The Journal of Strength and Conditioning Research, 1999.