TY  - GEN
AU  - Pepper,I.L.
AU  - Gerba, C.P.
ED  - 
ED  - 
ED  - 
TI  - Environmental microbiology: a laboratory manual
U1  - 576.15 
PY  - 2005///
CY  - Boston
PB  - Elsevier
KW  - 
ER  -