9 1 10 Hobbs, Bruce.dkk Additional Author mixed material Canada John Wiley and Son,Inc 1976 Ries, H Additional Author mixed material New York John Wiley and Son,Inc 1937 Davis,Stanley N. Additional Author DeWiest,Roger J.M. Additional Author mixed material 0471199001 United States of America John Wiley and Sons 1966 De Sitter, L.U. Additional Author mixed material Netherland McGraw-Hill 1956 Bruce E,Hobbs Additional Author mixed material 0471401560 United States Jhon Wiley and Sons 1976 Conservation Land-Use Planning and Resource Management Flawn,Peter T Additional Author mixed material United States Harper and Row 1970 Physics and Geology Jacobs,J.A Additional Author Russell,R.D Additional Author mixed material United States McGraw-Hill Book Company 1959 Rogers,John J. Additional Author Adams,John A.S. Additional Author mixed material USA Harper and Row 1966 Evolution of Earth and Life Through Time Wicander,Reed Additional Author Monroe,James S. Additional Author mixed material 0534392873 Canada Thomson 2004