APA-referens (7:e uppl.)

Wass, J., Turner, H., & Adams, C. (1999). The importance of locating a good pituitary surgeon.

Chicago-referens (17:e uppl.)

Wass, J., H. Turner, och C. Adams. The Importance of Locating a Good Pituitary Surgeon. 1999.

MLA-referens (9:e uppl.)

Wass, J., et al. The Importance of Locating a Good Pituitary Surgeon. 1999.