TY  - BOOK
AU  - Mitchell Ralph
TI  - Introduction to environmental microbiology
T2  - Prentice Hall Series in Environmental Sciences
U1  - G91:55, L4 
PY  - 1974///
CY  - Englewood
PB  - Cliffs Prentice Hall       
KW  -  Microbial ecology
KW  - Biology
ER  -