by David H. Bergey, Robert S. Breed, E.G.D. Murray, A. Parker Hitchens, assisted by R.E. Buchanan [and others].The Williams & Wilkins Company1939.<RA624-B30>
by David H. Bergey ; assisted by a committee of the Society of American Bacteriologists, Francis C. Harrison ... [et al.] ; with an index by Robert S. BreedWilliams & Wilkins1930