APA način citiranja

Leung, K., Pinsky, P., Laiyemo, A. O., Lanza, E., Schatzkin, A., & Schoen, R. E. (2009). Ongoing Colorectal Cancer Risk Despite Surveillance Colonoscopy: The Polyp Prevention Trial Continued Follow-up Study.

Čikaški stil citiranja

Leung, Keith, Paul Pinsky, Adeyinka O. Laiyemo, Elaine Lanza, Arthur Schatzkin, i Robert E. Schoen. Ongoing Colorectal Cancer Risk Despite Surveillance Colonoscopy: The Polyp Prevention Trial Continued Follow-up Study. 2009.

MLA način citiranja

Leung, Keith, et al. Ongoing Colorectal Cancer Risk Despite Surveillance Colonoscopy: The Polyp Prevention Trial Continued Follow-up Study. 2009.