Energy alternatives : a comparative nanalysis - Washington: Superintendent of Document, 1975 - <674 p.> ilus., grafs., maps., tbls. 1975 Subjects--Topical Terms: ACEITE-ANALISISCARBON-ANALISISENERGIA SOLARENRGIA NUCLEARGAS NATURAL Dewey Class. No.: BMG-BANT 531.6 UNIe