Citazione Stile APA (7a Edizione)

Hales, D. R. (1981). The complete book of sleep: How your nights affect your days. Addison-Wesley Pub. Co.

Citazione stile Chigago Style (17a edizione)

Hales, Dianne R. The Complete Book of Sleep: How Your Nights Affect Your Days. Reading, Mass: Addison-Wesley Pub. Co, 1981.

Citatione MLA (9a ed.)

Hales, Dianne R. The Complete Book of Sleep: How Your Nights Affect Your Days. Addison-Wesley Pub. Co, 1981.