Barnes, C. M., & WAGNER, D. T. (2009). Changing to Daylight Saving Time Cuts into Sleep and Increases Workplace Injuries. Institutional Knowledge at Singapore Management University.
استشهاد بنمط شيكاغوBarnes, Christopher M., و David Turley WAGNER. Changing to Daylight Saving Time Cuts Into Sleep and Increases Workplace Injuries. Institutional Knowledge at Singapore Management University, 2009.
MLA استشهادBarnes, Christopher M., و David Turley WAGNER. Changing to Daylight Saving Time Cuts Into Sleep and Increases Workplace Injuries. Institutional Knowledge at Singapore Management University, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.