APA (7th ed.) Citation

Hardwick, E. (2001). Sleepless nights. New York Review Books.

Chicago Style (17th ed.) Citation

Hardwick, Elizabeth. Sleepless Nights. New York: New York Review Books, 2001.

MLA (9th ed.) Citation

Hardwick, Elizabeth. Sleepless Nights. New York Review Books, 2001.

Warning: These citations may not always be 100% accurate.