TY  - BOOK
AU  - Pelczar , Michael J
AU  - Chan , E . C . S
TI  - Laboratory exercises in microbiology: Michael J Pelczar
T2  - 4th ed
SN  - 0070492301
U1  - 575 
PY  - 1977///
CY  - New York
PB  - McGraw - hill book company
KW  - Microbiology
ER  -