TY  - BOOK
AU  - 2nd annual intl. pollution engineering congress, Philadelphi
AU  - a, oct 22-25, 1973
TI  - Pollution engineering techniques: An overview introduction to the problem
SN  - 025040057X
U1  - 628.168 
PY  - 1974///
CY  - Michigan
PB  - ann arbor science
ER  -