MLA

Carlo Ratto, Angelo Parello, Lorenza Donisi, Francesco Litta, et al. Colon, Rectum and Anus: Anatomic, Physiologic and Diagnostic Bases for Disease Management. Springer International Publishing, 2017.

APA

Carlo Ratto, F. Litta, Dionisi, L., Donisi, L., Litta, F., Parello, A., & Parrello, A. (2017). Colon, Rectum and Anus: Anatomic, Physiologic and Diagnostic Bases for Disease Management. Springer International Publishing.

Chicago

Carlo Ratto, Angelo Parello, Lorenza Donisi, Francesco Litta, Lorenza Dionisi, Lorenza Donisi, Francesco Litta, Angelo Parello, and Angelo Parrello. Colon, Rectum and Anus: Anatomic, Physiologic and Diagnostic Bases for Disease Management. : Springer International Publishing, 2017.