APA Citatie

Chang, A. Y., FitzGerald, S. J., Cannaday, J., Zhang, S., Patel, A., Palmer, M. D., . . . Levine, B. D. (2009). Cardiovascular Risk Factors and Coronary Atherosclerosis in Retired National Football League Players.

Chicago Style citaat

Chang, Alice Y., et al. Cardiovascular Risk Factors and Coronary Atherosclerosis in Retired National Football League Players. 2009.

MLA citatie

Chang, Alice Y., et al. Cardiovascular Risk Factors and Coronary Atherosclerosis in Retired National Football League Players. 2009.

Let op: Deze citaties zijn niet altijd 100% accuraat.