Gaya APA

Michael L. Perlis, PhD. (2005). Cognitive Behavioral Treatment of Insomnia . United States of America: Springer Science Business Media, Inc..

Gaya Chicago

Michael L. Perlis, PhD. Cognitive Behavioral Treatment of Insomnia. United States of America: Springer Science Business Media, Inc., 2005. Text.

Gaya MLA

Michael L. Perlis, PhD. Cognitive Behavioral Treatment of Insomnia. United States of America: Springer Science Business Media, Inc., 2005. Text.

Gaya Turabian

Michael L. Perlis, PhD. Cognitive Behavioral Treatment of Insomnia. United States of America: Springer Science Business Media, Inc., 2005. Print.