APA-viite (7. p.)

Karavitaki, N., Collison, K., Halliday, J., Byrnet, J., Price, P., Cudlips, S., & Wass, J. (2008). What is the natural history of nonoperated nonfunctioning pituitary adenomas?

Chicago-viite (17. p.)

Karavitaki, N., K. Collison, J. Halliday, J. Byrnet, P. Price, S. Cudlips, ja J. Wass. What Is the Natural History of Nonoperated Nonfunctioning Pituitary Adenomas? 2008.

MLA-viite (9. p.)

Karavitaki, N., et al. What Is the Natural History of Nonoperated Nonfunctioning Pituitary Adenomas? 2008.