What you need to know about cancer of the colon and rectum.

APA Citation

National Cancer Institute (U.S.). (19871989). What you need to know about cancer of the colon and rectum. Rev. Dec. 1987. Bethesda, Md.: U.S. Dept. of Health and Human Services, Public Health Service, National Institutes of Health.

MLA Citation

National Cancer Institute (U.S.). What You Need to Know About Cancer of the Colon And Rectum. Rev. Dec. 1987. Bethesda, Md.: U.S. Dept. of Health and Human Services, Public Health Service, National Institutes of Health, 19871989.