Herr, C. (1991). Wertigkeit der Diagnose: Kollagene Kolitis.
Chicago Style (17th ed.) CitationHerr, Caroline. Wertigkeit Der Diagnose: Kollagene Kolitis. 1991.
MLA (9th ed.) CitationHerr, Caroline. Wertigkeit Der Diagnose: Kollagene Kolitis. 1991.
Warning: These citations may not always be 100% accurate.