Dyfyniad APA

ebrary, Inc, & Scholefield, J. H. (2006). Challenges in colorectal cancer (2nd ed.). Blackwell Pub..

Dyfyniad Arddull Chicago

ebrary, Inc, and John H. Scholefield. Challenges in Colorectal Cancer. 2nd ed. Malden, MA ; Oxford: Blackwell Pub., 2006.

Dyfyniad MLA

ebrary, Inc, and John H. Scholefield. Challenges in Colorectal Cancer. 2nd ed. Blackwell Pub., 2006.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.