Morgenthaler, T. I., Hashmi, S., Croft, J. B., Dort, L., Heald, J. L., & Mullington, J. (2016). High School Start Times and the Impact on High School Students: What We Know, and What We Hope to Learn. J Clin Sleep Med.
Trích dẫn kiểu ChicagoMorgenthaler, Timothy I., Sarah Hashmi, Janet B. Croft, Leslie Dort, Jonathan L. Heald, và Janet Mullington. "High School Start Times and the Impact On High School Students: What We Know, and What We Hope to Learn." J Clin Sleep Med 2016.
Trích dẫn MLAMorgenthaler, Timothy I., et al. "High School Start Times and the Impact On High School Students: What We Know, and What We Hope to Learn." J Clin Sleep Med 2016.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.