APA (7th ed.) Citation

Karavitaki, N., Collison, K., Halliday, J., Byrne, J., Price, P., Cudlip, S., & Wass, J. (2007). What is the natural history of nonoperated nonfunctioning pituitary adenomas?

Chicago Style (17th ed.) Citation

Karavitaki, N., K. Collison, J. Halliday, J. Byrne, P. Price, S. Cudlip, and J. Wass. What Is the Natural History of Nonoperated Nonfunctioning Pituitary Adenomas? 2007.

MLA (9th ed.) Citation

Karavitaki, N., et al. What Is the Natural History of Nonoperated Nonfunctioning Pituitary Adenomas? 2007.