Dyfyniad APA

Uhlig, H., & Koletzko, S. (2012). Too much hygiene? Current state of knowledge on the etiology of chronic inflammatory bowel disease.

Dyfyniad Arddull Chicago

Uhlig, H., and S. Koletzko. Too Much Hygiene? Current State of Knowledge on the Etiology of Chronic Inflammatory Bowel Disease. 2012.

Dyfyniad MLA

Uhlig, H., and S. Koletzko. Too Much Hygiene? Current State of Knowledge on the Etiology of Chronic Inflammatory Bowel Disease. 2012.

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