APA
Poceta J. S., . (1998). Sleep Disorders. : Springer Science & Business Media.
Chicago
Poceta J Steven, . 1998. Sleep Disorders. : Springer Science & Business Media.
Harvard
Poceta J. S., . (1998). Sleep Disorders. : Springer Science & Business Media.
MLA
Poceta J Steven, . Sleep Disorders. : Springer Science & Business Media. 1998.