Cita APA (7th ed.)

Fry, A., & Martin, M. (1996). Fatigue in the chronic fatigue syndrome: A cognitive phenomenon?

Cita Chicago (17th ed.)

Fry, A., i M. Martin. Fatigue in the Chronic Fatigue Syndrome: A Cognitive Phenomenon? 1996.

Cita MLA (9th ed.)

Fry, A., i M. Martin. Fatigue in the Chronic Fatigue Syndrome: A Cognitive Phenomenon? 1996.

Atenció: Aquestes cites poden no estar 100% correctes.