Bergey’s Manual® of Systematic Bacteriology Volume Two The Proteobacteria Part B The Gammaproteobacteria - Brenner, Don J.; Krieg, Noel R.; Staley, James T.; Garrity, George M.; Boone, David R.; Vos, Paul De; Goodfellow, Michael; Rainey, Fred A.; Schleifer, Karl-Heinz (Springer US, 2005)