Libutti, S. K., Willett, C. G., Saltz, L. B., & Levine, R. A. (2018). Cancer of the rectum. In DeVita, Hellman, and Rosenberg’s Cancer: Principles & Practice of Oncology (pp. 971–996).

Libutti, S. K., C. G. Willett, L. B. Saltz, and R. A. Levine. “Cancer of the rectum.” In DeVita, Hellman, and Rosenberg’s Cancer: Principles & Practice of Oncology, 971–96, 2018.

Libutti SK, Willett CG, Saltz LB, Levine RA. Cancer of the rectum. In: DeVita, Hellman, and Rosenberg’s Cancer: Principles & Practice of Oncology. 2018. p. 971–96.

Libutti, S. K., et al. “Cancer of the rectum.” DeVita, Hellman, and Rosenberg’s Cancer: Principles & Practice of Oncology, 2018, pp. 971–96.

Libutti SK, Willett CG, Saltz LB, Levine RA. Cancer of the rectum. DeVita, Hellman, and Rosenberg’s Cancer: Principles & Practice of Oncology. 2018. p. 971–996.