APA (7th ed.) Citation

Jenkins, S., & Page, R. (2011). Time to sleep. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Jenkins, Steve, and Robin Page. Time to Sleep. Boston: Houghton Mifflin, 2011.

MLA (8th ed.) Citation

Jenkins, Steve, and Robin Page. Time to Sleep. Houghton Mifflin, 2011.

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