Bergey’s Manual® of Systematic Bacteriology Volume Four The Bacteroidetes, Spirochaetes, Tenericutes (Mollicutes), Acidobacteria, Fibrobacteres, Fusobacteria, Dictyoglomi, Gemmatimonadetes, Lentisphaerae, Verrucomicrobia, Chlamydiae, and Planctomycetes - Krieg, Noel R.; Staley, James T.; Brown, Daniel R.; Hedlund, Brian P.; Paster, Bruce J.; Ward, Naomi L.; Ludwig, Wolfgang; Whitman, William B. (Springer New York : Imprint: Springer, 2010)