O'Keefe, J. H., Patil, H. R., Lavie, C. J., Magalski, A., Vogel, R. A., & McCullough, P. A. (2012). Potential Adverse Cardiovascular Effects From Excessive Endurance Exercise. Mayo Foundation.
استشهاد بنمط شيكاغوO'Keefe, James H., Harshal R. Patil, Carl J. Lavie, Anthony Magalski, Robert A. Vogel, و Peter A. McCullough. Potential Adverse Cardiovascular Effects From Excessive Endurance Exercise. Mayo Foundation, 2012.
MLA استشهادO'Keefe, James H., et al. Potential Adverse Cardiovascular Effects From Excessive Endurance Exercise. Mayo Foundation, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.