TY  - BOOK
TI  - Membrane technology in the chemical industry 
SN  - 9211164656
AV  - TP159.M4 
PY  - 1990///
CY  - New Haven
PB  - United Nations
KW  - Membranes (Technology)
N1  - At head of title: Economic Commission for Europe, Geneva "ECE/CHEM/72."
ER  -