TY  - BOOK
AU  - Williams, S T
AU  - Holt, J G
TI  - Bergey`s Manual of Systematic Bacteriology: Vol.4
SN  - 0-683-09061-5
U1  - 589.90012 
PY  - 1989///
CY  - Baltimore
PB  - Williams & Wilkins
ER  -