TY  - BOOK
AU  - Krueger,Walter W., Johansson, Karl R.
AU  - x
TI  - Principles of microbiology: x
SN  - x 
U1  - 576/KRP 
PY  - 1961///
CY  - Philadelphia
PB  - W.B. Saunders
KW  - Microorganisms
KW  - Bacteriology
ER  -