Παραπομπή APA

McCall, W. V. (2011). Insomnia Is a Risk Factor for Suicide—What Are the Next Steps? Associated Professional Sleep Societies, LLC.

Παραπομπή Chicago Style

McCall, W. Vaughn. Insomnia Is a Risk Factor for Suicide—What Are the Next Steps? Associated Professional Sleep Societies, LLC, 2011.

Παραπομπή MLA

McCall, W. Vaughn. Insomnia Is a Risk Factor for Suicide—What Are the Next Steps? Associated Professional Sleep Societies, LLC, 2011.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.