Tasman A, Kay J, Lieberman JA, First MB, Riba M (2015). Psychiatry, 2 Volume Set (4 bas.). John Wiley & Sons. s. 4253. ISBN978-1-118-75336-1. 18 Haziran 2020 tarihinde kaynağından arşivlendi. Erişim tarihi: 14 Haziran 2020.
doi.org
Qaseem A, Kansagara D, Forciea MA, Cooke M, Denberg TD (Temmuz 2016). "Management of Chronic Insomnia Disorder in Adults: A Clinical Practice Guideline From the American College of Physicians". Annals of Internal Medicine. 165 (2): 125-33. doi:10.7326/M15-2175. PMID27136449.
Qaseem A, Kansagara D, Forciea MA, Cooke M, Denberg TD (Temmuz 2016). "Management of Chronic Insomnia Disorder in Adults: A Clinical Practice Guideline From the American College of Physicians". Annals of Internal Medicine. 165 (2): 125-33. doi:10.7326/M15-2175. PMID27136449.
"Dyssomnias"(PDF). WHO. ss. 7-11. 18 Mart 2009 tarihinde kaynağından arşivlendi(PDF). Erişim tarihi: 25 Ocak 2009.
Tasman A, Kay J, Lieberman JA, First MB, Riba M (2015). Psychiatry, 2 Volume Set (4 bas.). John Wiley & Sons. s. 4253. ISBN978-1-118-75336-1. 18 Haziran 2020 tarihinde kaynağından arşivlendi. Erişim tarihi: 14 Haziran 2020.