TY  - BOOK
ED  - United Nations.
TI  - Membrane technology in the chemical industry
SN  - 9211164656
U1  - 660.2842 20
PY  - 1990///
CY  - New York
PB  - United Nations
KW  - Membranes (Technology)
N1  - At head of title: Economic Commission for Europe, Geneva; "ECE/CHEM/72."
ER  -