Ballard, S., Beaty, L. P., & Baker, S. P. (2013). Hot-Air Balloon Tours: Crash Epidemiology in the United States, 2000-2011. Aviat Space Environ Med.
استشهاد بنمط شيكاغوBallard, Sarah-Blythe, Leland P. Beaty, و Susan P. Baker. "Hot-Air Balloon Tours: Crash Epidemiology in the United States, 2000-2011." Aviat Space Environ Med 2013.
MLA استشهادBallard, Sarah-Blythe, Leland P. Beaty, و Susan P. Baker. "Hot-Air Balloon Tours: Crash Epidemiology in the United States, 2000-2011." Aviat Space Environ Med 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.