APA-referens (7:e uppl.)

Olesen, J. (2006). The headaches (Third edition.). Lippincott Williams & Wilkins.

Chicago-referens (17:e uppl.)

Olesen, Jes. The Headaches. Third edition. Philadelphia: Lippincott Williams & Wilkins, 2006.

MLA-referens (9:e uppl.)

Olesen, Jes. The Headaches. Third edition. Lippincott Williams & Wilkins, 2006.