Cita APA

Block, G. E., & Moossa, A. R. (1994). Operative colorectal surgery. Philadelphia: W.B. Saunders.

Citación estilo Chicago

Block, George E., y A. R. Moossa. Operative Colorectal Surgery. Philadelphia: W.B. Saunders, 1994.

Cita MLA

Block, George E., y A. R. Moossa. Operative Colorectal Surgery. Philadelphia: W.B. Saunders, 1994.