World food production-environment-pesticides : plenary lectures / presented at the Fourth International Congress of Pesticide Chemistry, Zurich, Switzerland, July 24-28, 1978 - Oxford : Pergamon Press, c1979 - v : ill. ; 28 cm. Library has vol.1 ISBN: 0080223745 : USD 22.00 Subjects--Topical Terms: Pesticides--CongressesPesticides--Environmental aspects--Congresses Dewey Class. No.: 632.95