Shea, Cynthia Pollock. <br/><br/>
Renewable energy :  today's contribution, tomorrow's promise / 
Cynthia Pollock Shea. 
 - Washington, D.C., USA :  Worldwatch Institute,  c1988. 
 - 68 p. :  ill. ;  22 cm. 
 - Worldwatch paper ;  81 .
 - Worldwatch paper .
<br/><br/> "January 1988." 
<br/><br/>Bibliography: p. 55-68. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Energia renovável.
<br/><br/><label>Dewey Class. No.: </label>301