Potentials and policy implications of energy and material efficiency improvement / 
 Policy implications of energy and material efficiency improvement  Implications of energy and material efficiency improvement  Energy and material efficiency improvement  Material efficiency improvement 
Ernst Worrell ... [et al.] ; United Nations, Department for Policy Coordination and Sustainable Development. 
 -  United Nations,  1997. 
 - iv, 103 p. :  ill. ;  27 cm. 
<br/><br/> "April 1997"--Cover.  Commissioned by the Department for Policy Coordination and Sustainable Development.  United Nations publication Sales no. E97.II.A.3."--p. [104]). 
<br/><br/>Includes bibliographical references (p. 82-103). 
<br/><br/><label>ISBN: </label>9211044774 
<br/><br/><label>LCCN: </label>97172782  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Energy conservation.<br/>Materials management.<br/>Sustainable development.
<br/><br/><label>Subjects--Index Terms: </label>ბუნება გარემოს დაცვა მდგრადი განვითარება ენერგეტიკა გაერო  გაეროს გამოცემები 
<br/><br/><label>LC Class. No.: </label>TJ163.3  / .P68 1997 
<br/><br/><label>Dewey Class. No.: </label>333.79/16 
<br/><br/><label>Universal Decimal Class. No.: </label>502.1:620:341.123(06)