APA način citiranja (7. izdanje)

(2018). Sleepyhead: The neuroscience of a good night's rest / Henry Nicholls.

Čikaški stil citiranja (17. izdanje)

Sleepyhead: The Neuroscience of a Good Night's Rest / Henry Nicholls. 2018.

MLA način citiranja (9. izdanje)

Sleepyhead: The Neuroscience of a Good Night's Rest / Henry Nicholls. 2018.