Gregor, M. (2013). Pschyrembel Gastroenterologie. De Gruyter.
Chicago Style (17th ed.) CitationGregor, Michael. Pschyrembel Gastroenterologie. Berlin [u.a.]: De Gruyter, 2013.
MLA (9th ed.) CitationGregor, Michael. Pschyrembel Gastroenterologie. De Gruyter, 2013.
Warning: These citations may not always be 100% accurate.