APA-referens (7:e uppl.)

Hatem, A. K. (2019). The state of Vitamin D in Iraqi Patients With Parkinson Disease. University of Baghdad/ Al-Kindy College of Medicine.

Chicago-referens (17:e uppl.)

Hatem, Aqeel Kareem. The State of Vitamin D in Iraqi Patients With Parkinson Disease. University of Baghdad/ Al-Kindy College of Medicine, 2019.

MLA-referens (9:e uppl.)

Hatem, Aqeel Kareem. The State of Vitamin D in Iraqi Patients With Parkinson Disease. University of Baghdad/ Al-Kindy College of Medicine, 2019.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.