Beedie, C. J. (2010). All in the mind? Pain, placebo effect, and ergogenic effect of caffeine in sports performance. Dove Medical Press.
استشهاد بنمط شيكاغوBeedie, Christopher J. All in the Mind? Pain, Placebo Effect, and Ergogenic Effect of Caffeine in Sports Performance. Dove Medical Press, 2010.
MLA استشهادBeedie, Christopher J. All in the Mind? Pain, Placebo Effect, and Ergogenic Effect of Caffeine in Sports Performance. Dove Medical Press, 2010.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.