Holly, R. G., Shaffrath, J. D. & Amsterdam, E. A. (1998). Electrocardiographic alterations associated with the hearts of athletes. Sports Medicine, 25 (3), 139-148.
APA (7th ed.) CitationHolly, R. G., Shaffrath, J. D., & Amsterdam, E. A. (1998). Electrocardiographic alterations associated with the hearts of athletes. Sports Medicine, 25(3), 139-148.
Chicago Style (17th ed.) CitationHolly, R. G., J. D. Shaffrath, and E. A. Amsterdam. "Electrocardiographic Alterations Associated with the Hearts of Athletes." Sports Medicine 25, no. 3 (1998): 139-148.
MLA (9th ed.) CitationHolly, R. G., et al. "Electrocardiographic Alterations Associated with the Hearts of Athletes." Sports Medicine, vol. 25, no. 3, 1998, pp. 139-148.
Warning: These citations may not always be 100% accurate.