MLA

Chokroverty, Sudhansu, and Michel Billiard. Sleep Medicine: A Comprehensive Guide to Its Development, Clinical Milestones, and Advances In Treatment. Springer New York, 2015.

APA

Chokroverty, S., & Billiard, M. (2015). Sleep Medicine: A Comprehensive Guide to Its Development, Clinical Milestones, and Advances in Treatment. Springer New York.

Chicago

Chokroverty, Sudhansu, and Michel Billiard. Sleep Medicine: A Comprehensive Guide to Its Development, Clinical Milestones, and Advances In Treatment. : Springer New York, 2015.