Cita APA (7th ed.)

Boyle, A., Melville, C., Morrison, J., Allan, L., Smiley, E., Espie, C., & Cooper, S. (2010). A cohort study of the prevalence of sleep problems in adults with intellectual disabilities.

Cita Chicago (17th ed.)

Boyle, A., C. Melville, J. Morrison, L. Allan, E. Smiley, C. Espie, i SA Cooper. A Cohort Study of the Prevalence of Sleep Problems in Adults with Intellectual Disabilities. 2010.

Cita MLA (9th ed.)

Boyle, A., et al. A Cohort Study of the Prevalence of Sleep Problems in Adults with Intellectual Disabilities. 2010.