"Seneca, Joseph .J" Environmental economics / Joseph .J Seneca and Michael. K Taussing c.1 - 2nd ed. - New Jersey "Prentice-Hall,INC.,Englwood Cliffs" 1979 - 379 p. ISBN: 132832917 Subjects--Topical Terms: Environmental policy - United States Dewey Class. No.: 363.7 SEN 2nd ed.