TY  - GEN
AU  - Gurnhan,
TI  - Industrial wastewater control : a textbook and reference work
T2  - Chemical Technology : <a >series of monographs
PY  - 0000///Academic Press
CY  - New York
PB  - cop. 1965
KW  - Poluição industrial
KW  - D 75
ER  -