TY  - GEN
AU  - Foust, Alan S
AU  - Wenzel, leonard A
AU  - Clump, Curtis W
AU  - Maus, Louis
TI  - Principles of unit operations
U1  - 660.2842 
PY  - 1980///
CY  - New York
PB  - John Wiley & Sons
KW  - Unit operations
ER  -