Tohutoro APA (7th ed.)
Derickson, A. (2014). Dangerously sleepy: Overworked Americans and the cult of manly wakefulness. University of Pennsylvania Press.
Tohutoru Kātū Chicago (17th ed.)
Derickson, Alan. Dangerously Sleepy: Overworked Americans and the Cult of Manly Wakefulness. Philadelphia: University of Pennsylvania Press, 2014.
Tohutoro MLA (9th ed.)
Derickson, Alan. Dangerously Sleepy: Overworked Americans and the Cult of Manly Wakefulness. University of Pennsylvania Press, 2014.
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