Dyfyniad APA

Van Deventer, S. J. (1997). Tumour necrosis factor and Crohn's disease.

Dyfyniad Arddull Chicago

Van Deventer, S J. Tumour Necrosis Factor and Crohn's Disease. 1997.

Dyfyniad MLA

Van Deventer, S J. Tumour Necrosis Factor and Crohn's Disease. 1997.

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