Hall, Charles A.S. Ecosystem modeling in theory and practice: an introduction with case histories - New York John Wiley & Sons 1977 - 684 p. ilus. - Wiley Interscience Publication . Subjects--Topical Terms: ECOLOGIAECOSISTEMASMODELOS BIOLOGICOSMODELOS MATEMATICOSPROCESAMIENTO DE DATOS Universal Decimal Class. No.: 574/H18