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.
Atenció: Aquestes cites poden no estar 100% correctes.