New and renewable sources of energy 

 - New York:  UNDP,  1979 
 - 75 p. 
<br/><br/>06326 
<br/><br/>General technical and economic considerations. Direct solar energy. Wind energy. Energy from water. Energy from biomass. Animal power. Project formulation. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Energía Solar<br/>Energía Eólica<br/>Biomasa<br/>Producción de Energía
<br/><br/><label>Dewey Class. No.: </label>333.794  / U564n