International yearbook of industrial statistics 2006 
/ United nations industria development organization 
. - Vienna  : United nations industrial development organization, 2006
. - vi-5946 p.  ; 30 cm 
<br/><br/><label>ISBN: </label>9781845426927 1845426924 
<br/><br/><label>Universal Decimal Class. No.: </label>311.42