"O novo formato, que ten un scope expandido e examina as relacións entre os organismos (sistemática), denomínase Bergey's Manual of Systematic Bacteriology. O traballo no primeiro volume da secuencia de catro volumes empezou en 1980 e foi...", "Microbiology" por Daniel V. Lim, Kendall Hunt, 2002
Garrity GM, Lilburn TG, Cole JR, Harrison SH, Euzeby J, Tindall BJ (2007). Lilburn T, Harrison S, Euzéby J, Tindall B, eds. Taxonomic Outline of the Bacteria and Archaea, Release 7.7. Michigan State University Board of Trustees. doi:10.1601/TOBA7.7.
Don J. Brenner; Noel R. Krieg, James T. Staley (July 26, 2005) [1984(Williams & Wilkins)]. George M. Garrity, ed. Introductory Essays. Bergey's Manual of Systematic Bacteriology 2A (2nd ed.). New York: Springer. p. 304. ISBN978-0-387-24143-2. British Library no. GBA561951.
Don J. Brenner; Noel R. Krieg, James T. Staley (July 26, 2005) [1984(Williams & Wilkins)]. George M. Garrity, ed. The Gammaproteobacteria. Bergey's Manual of Systematic Bacteriology 2B (2nd ed.). New York: Springer. p. 1108. ISBN978-0-387-24144-9. British Library no. GBA561951.
Don J. Brenner; Noel R. Krieg, James T. Staley (July 26, 2005) [1984(Williams & Wilkins)]. George M. Garrity, ed. The Proteobacteria. Bergey's Manual of Systematic Bacteriology 2C (2nd ed.). New York: Springer. p. 1388. ISBN978-0-387-24145-6. British Library no. GBA561951.
Vos, P.; Garrity, G.; Jones, D.; Krieg, N.R.; Ludwig, W.; Rainey, F.A.; Schleifer, K.-H.; Whitman, W.B. (September 15, 2009) [1984(Williams & Wilkins)]. George M. Garrity, ed. The Firmicutes. Bergey's Manual of Systematic Bacteriology 3 (2nd ed.). New York: Springer. p. 1450. ISBN978-0-387-95041-9. British Library no. GBA561951.