Economics of ecosystem management / edited by D.O. Hall, N. Myers and N.S. Margaris - Dordrecht : Dr. W. Junk, 1984 - 244 p. : ill. ; 26 cm. - Tasks for vegetation science ; 14 . - Tasks for vegetation science ; 14 . ISBN: 9061935059 Subjects--Topical Terms: Environmental policy--CongressesEnvironmental protection--Congresses