Economic Commission for Europe, Biennual report (1 april 2011-11 April 2013): Economic and social council official records, 2013- supplement no.17 
by United Nations Economic Commission for Europe 
 - 17th 
 - Geneva:  United Nations Economic Commission for Europe (UNECE)  2013 
 - iii, 65p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>UNITED NATIONS ECONOMIC COMMISSION FOR EUROPE--REPORT
<br/><br/><label>LC Class. No.: </label>UNECE(058)BR/2013/17