Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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