Cita APA (7a ed.)

Kruesi, M. J. P., Dale, J., & Straus, S. E. (1989). Psychiatric diagnoses in patients who have chronic fatigue syndrome. [s.n.].

Cita Chicago Style (17a ed.)

Kruesi, Markus J. P., Janet Dale, y Stephen E. Straus. Psychiatric Diagnoses in Patients Who Have Chronic Fatigue Syndrome. [S.l.]: [s.n.], 1989.

Cita MLA (9a ed.)

Kruesi, Markus J. P., et al. Psychiatric Diagnoses in Patients Who Have Chronic Fatigue Syndrome. [s.n.], 1989.