Proceedings 
edited by Richard R. Eckert. 
 - Ponce, P. R.  Imprenta Universitaria  1976. 
 - v, 179 p.  ill. 
<br/><br/> "Sponsored by : Puerto Rico Office of Petroleum Fuels Affairs. Catholic University of Puerto Rico."  Part of text in Spanish. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Energy conservation--Puerto Rico.<br/>Power resources<br/>Petroleum industry and trade--Puerto Rico.<br/>Renewable energy sources--Puerto Rico.