por Bergey, D. H | Buchanan, Robert Earle | Gibbons, Norman Edwin | American Society for Microbiology.
por Society of American Bacteriologists. Committee on Bacteriological Technic.
por Jordan, Edwin Oakes, 1866-1936 | Burrows, William.
por Cowan, S. T. (Samuel Tertius) | Steel, K. J.
por Löhnis, F. (Felix), 1874-1930 | Fred, Edwin Broun [joint author.].
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