Kreuder‐Sonnen, Katharina(Aug 2016) History of Bacteriology. In: eLS. John Wiley & Sons Ltd, Chichester. http://www.els.netLưu trữ 2011-05-13 tại Wayback Machine [doi: 10.1002/9780470015902.a0003073.pub2]
Kreuder‐Sonnen, Katharina(Aug 2016) History of Bacteriology. In: eLS. John Wiley & Sons Ltd, Chichester. http://www.els.netLưu trữ 2011-05-13 tại Wayback Machine [doi: 10.1002/9780470015902.a0003073.pub2]