Bergey's Manual of Systematic Bacteriology (Vol 1),Bergey's Manual® of Systematic Bacteriology: Volume Two: The Proteobacteria, Part A Introductory Essays (Bergey's Manual of Systematic Bacteriology (Springer-Verlag)): 9780387241432: Medicine & Health Science Books @ Amazon.com,Bergey's Manual of Systematic Bacteriology (Vol 1),Bergey's Manual of Systematics of Archaea and Bacteria | Major Reference Works,Bergey's Manual of Determinative Bacteriology: Holt PhD, John G.: 9780683006032: Amazon.com: Books