The next efficiency revolution :
Young, John E.,
The next efficiency revolution : Creating a sustainable materials economy / John e. young and aaron sachs ; ed ayres, ed - 58 páginas - Worldwacht paper ; 121 .
187807122x
Materias primas
Materiales--Aspectos economicos
HF1051 / Y68
The next efficiency revolution : Creating a sustainable materials economy / John e. young and aaron sachs ; ed ayres, ed - 58 páginas - Worldwacht paper ; 121 .
187807122x
Materias primas
Materiales--Aspectos economicos
HF1051 / Y68