TY  - BOOK
AU  - Salvato,Joseph A.
TI  - Environmental engineering and sanitation
SN  - 0471750778
PY  - 1972///
CY  - New York
PB  - Wiley-Interscience
KW  - Environmental health
KW  - Sanitary engineering
KW  - Sanitation
N1  - Photostat copy
ER  -