Gut and Liver | Gastroenterology Council for Gut and Liver. Cambridge University Press.
Chicago Style (17th ed.) CitationGut and Liver | Gastroenterology Council for Gut and Liver. Cambridge University Press.
MLA引文Gut and Liver | Gastroenterology Council for Gut and Liver. Cambridge University Press.
警告：這些引文格式不一定是100％准確.