Hammond, Allen L. <br/><br/>
Energy and the future. 

 - Washington :  AAAS,  1973. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Energía
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>620.9