APA ציטוט

Ellis, J. G., Perlis, M. L., Bastien, C. H., Gardani, M., & Espie, C. A. (2014). The Natural History of Insomnia: Acute Insomnia and First-onset Depression. Associated Professional Sleep Societies, LLC.

Citação norma Chicago

Ellis, Jason G., Michael L. Perlis, Célyne H. Bastien, Maria Gardani, and Colin A. Espie. The Natural History of Insomnia: Acute Insomnia and First-onset Depression. Associated Professional Sleep Societies, LLC, 2014.

ציטוט MLA

Ellis, Jason G., et al. The Natural History of Insomnia: Acute Insomnia and First-onset Depression. Associated Professional Sleep Societies, LLC, 2014.