TY  - BOOK
AU  - Ketchum, Paul Abbot
AU  - Smith, Josephine
TI  - Microbiology: Concepts and applications 
T2  - Student study guide
SN  - 0-471-88899-0
AV  - QR41.2 K46 1988
PY  - 1988///
CY  - New York
PB  - J. Wiley
KW  - Microbiología
ER  -