DVS Edition Citation

Berkoff, D. J., Cairns, C. B., Sanchez, L. D. & Moorman, C. T. (2007). Heart rate variability in elite American track and field athletes. The Journal of Strength and Conditioning Research, 21 (1), 227-231.

APA (7th ed.) Citation

Berkoff, D. J., Cairns, C. B., Sanchez, L. D., & Moorman, C. T. (2007). Heart rate variability in elite American track and field athletes. The Journal of Strength and Conditioning Research, 21(1), 227-231.

Chicago Style (17th ed.) Citation

Berkoff, D. J., C. B. Cairns, L. D. Sanchez, and C. T. Moorman. "Heart Rate Variability in Elite American Track and Field Athletes." The Journal of Strength and Conditioning Research 21, no. 1 (2007): 227-231.

MLA (9th ed.) Citation

Berkoff, D. J., et al. "Heart Rate Variability in Elite American Track and Field Athletes." The Journal of Strength and Conditioning Research, vol. 21, no. 1, 2007, pp. 227-231.