Brown, N. J., Mannix, R. C., O’Brien, M. J., Gostine, D., Collins, M. W., & Meehan, W. P. (2014). Effect of Cognitive Activity Level on Duration of Post-Concussion Symptoms. American Academy of Pediatrics.
استشهاد بنمط شيكاغوBrown, Naomi J., Rebekah C. Mannix, Michael J. O’Brien, David Gostine, Michael W. Collins, و William P. Meehan. Effect of Cognitive Activity Level On Duration of Post-Concussion Symptoms. American Academy of Pediatrics, 2014.
MLA استشهادBrown, Naomi J., et al. Effect of Cognitive Activity Level On Duration of Post-Concussion Symptoms. American Academy of Pediatrics, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.