TY  - BOOK
AU  - United Nations Economic Commission for Europe
ED  - United Nations Economic Commission for Europe
TI  - Gas tariff policy as a means of harmonizing gas supply and demand
U1  - "X9(F558):73.5.N6, K0/UN" 
PY  - 1960///
CY  - Geneva
PB  - United Nations      
KW  - Gas Industry
ER  -