"11. Wait until Dark". Internal Time: Chronotypes, Social Jet Lag, and Why You're So Tired, Cambridge, MA and London, England: Harvard University Press, 2012, pp. 90-95. https://doi.org/10.4159/harvard.9780674065482.c11
(2012). 11. Wait until Dark. In Internal Time: Chronotypes, Social Jet Lag, and Why You're So Tired (pp. 90-95). Cambridge, MA and London, England: Harvard University Press. https://doi.org/10.4159/harvard.9780674065482.c11
2012. 11. Wait until Dark. Internal Time: Chronotypes, Social Jet Lag, and Why You're So Tired. Cambridge, MA and London, England: Harvard University Press, pp. 90-95. https://doi.org/10.4159/harvard.9780674065482.c11
"11. Wait until Dark" In Internal Time: Chronotypes, Social Jet Lag, and Why You're So Tired, 90-95. Cambridge, MA and London, England: Harvard University Press, 2012. https://doi.org/10.4159/harvard.9780674065482.c11
11. Wait until Dark. In: Internal Time: Chronotypes, Social Jet Lag, and Why You're So Tired. Cambridge, MA and London, England: Harvard University Press; 2012. p.90-95. https://doi.org/10.4159/harvard.9780674065482.c11