APA-viite (7. p.)

Trainer, P., Eastment, C., Grossman, A., Wheeler, M., Perry, L., & Besser, G. (1993). The relationship between cortisol production rate and serial serum cortisol estimation in patients on medical therapy for Cushing's syndrome.

Chicago-viite (17. p.)

Trainer, P., C. Eastment, A. Grossman, M. Wheeler, L. Perry, ja G. Besser. The Relationship Between Cortisol Production Rate and Serial Serum Cortisol Estimation in Patients on Medical Therapy for Cushing's Syndrome. 1993.

MLA-viite (9. p.)

Trainer, P., et al. The Relationship Between Cortisol Production Rate and Serial Serum Cortisol Estimation in Patients on Medical Therapy for Cushing's Syndrome. 1993.