APA (7th ed.) Citation

Morin, C., Bélanger, L., LeBlanc, M., Ivers, H., Savard, J., Espie, C., . . . Grégoire, J. (2009). The natural history of insomnia: A population-based 3-year longitudinal study.

Chicago Style (17th ed.) Citation

Morin, C., L. Bélanger, M. LeBlanc, H. Ivers, J. Savard, C. Espie, C. Mérette, L. Baillargeon, and J. Grégoire. The Natural History of Insomnia: A Population-based 3-year Longitudinal Study. 2009.

MLA (9th ed.) Citation

Morin, C., et al. The Natural History of Insomnia: A Population-based 3-year Longitudinal Study. 2009.