Walker, M. (2018). Why we sleep: Unlocking the power of sleep and dreams (First Scribner trade paperback edition.). Scribner.
Chicago-Zitierstil (17. Ausg.)Walker, Matthew. Why We Sleep: Unlocking the Power of Sleep and Dreams. First Scribner trade paperback edition. New York: Scribner, 2018.
MLA-Zitierstil (9. Ausg.)Walker, Matthew. Why We Sleep: Unlocking the Power of Sleep and Dreams. First Scribner trade paperback edition. Scribner, 2018.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.