McKenna, P., & Willbourn, H. (2009). I can make you sleep: Overcome insomnia forever and get the best rest of your life. Sterling.
Цитирование в стиле Чикаго (17-е изд.)McKenna, Paul, и Hugh Willbourn. I Can Make You Sleep: Overcome Insomnia Forever and Get the Best Rest of Your Life. New York: Sterling, 2009.
Цитирование MLA (8-е изд.)McKenna, Paul, и Hugh Willbourn. I Can Make You Sleep: Overcome Insomnia Forever and Get the Best Rest of Your Life. Sterling, 2009.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.