Breed, Robert S. Bergey´s manual of determinative bacteriology / by Robert S. Breed, E.G.D. Murray and A. Parker Hitchens - 6a. - Baltimore : The Williams & Wilkins company - 1529 p. LCCN: 200585 Subjects--Topical Terms: Bacteriología -- clasificación Dewey Class. No.: PA 589.9 B4 1948