"8. Dawn at the Gym". Internal Time: Chronotypes, Social Jet Lag, and Why You're So Tired, Cambridge, MA and London, England: Harvard University Press, 2012, pp. 66-74. https://doi.org/10.4159/harvard.9780674065482.c8
(2012). 8. Dawn at the Gym. In Internal Time: Chronotypes, Social Jet Lag, and Why You're So Tired (pp. 66-74). Cambridge, MA and London, England: Harvard University Press. https://doi.org/10.4159/harvard.9780674065482.c8
2012. 8. Dawn at the Gym. Internal Time: Chronotypes, Social Jet Lag, and Why You're So Tired. Cambridge, MA and London, England: Harvard University Press, pp. 66-74. https://doi.org/10.4159/harvard.9780674065482.c8
"8. Dawn at the Gym" In Internal Time: Chronotypes, Social Jet Lag, and Why You're So Tired, 66-74. Cambridge, MA and London, England: Harvard University Press, 2012. https://doi.org/10.4159/harvard.9780674065482.c8
8. Dawn at the Gym. In: Internal Time: Chronotypes, Social Jet Lag, and Why You're So Tired. Cambridge, MA and London, England: Harvard University Press; 2012. p.66-74. https://doi.org/10.4159/harvard.9780674065482.c8