Ward, T. E., Hart, C. L., McKeown, B. C. & Kras, J. (1998). The Bruce treadmill protocol: Does walking or running during the fouth stage alter oxygen consumption values? The Journal of Sports Medicine and Physical Fitness, Torino 38(1998)2, S. 132-137, 6 Tab., 9 Lit..
APA (7th ed.) CitationWard, T. E., Hart, C. L., McKeown, B. C., & Kras, J. (1998). The Bruce treadmill protocol: Does walking or running during the fouth stage alter oxygen consumption values? The Journal of Sports Medicine and Physical Fitness.
Chicago Style (17th ed.) CitationWard, T. E., C. L. Hart, B. C. McKeown, and J. Kras. "The Bruce Treadmill Protocol: Does Walking or Running During the Fouth Stage Alter Oxygen Consumption Values?" The Journal of Sports Medicine and Physical Fitness 1998.
MLA (9th ed.) CitationWard, T. E., et al. "The Bruce Treadmill Protocol: Does Walking or Running During the Fouth Stage Alter Oxygen Consumption Values?" The Journal of Sports Medicine and Physical Fitness, 1998.