International Union for Conservation of Nature and Natural Resources & Technical Meeting (8th : 1960 : Warszawa). (1961). The ecological effects of biological and chemical control of undesirable plants and animals = Effets ecologiques du controle biologique et chimique des plantes et animaux indesirables. IUCN.
Style de citation Chicago (17e éd.)International Union for Conservation of Nature and Natural Resources et Technical Meeting (8th : 1960 : Warszawa). The Ecological Effects of Biological and Chemical Control of Undesirable Plants and Animals = Effets Ecologiques Du Controle Biologique Et Chimique Des Plantes Et Animaux Indesirables. s.l.: IUCN, 1961.
Style de citation MLA (9e éd.)International Union for Conservation of Nature and Natural Resources et Technical Meeting (8th : 1960 : Warszawa). The Ecological Effects of Biological and Chemical Control of Undesirable Plants and Animals = Effets Ecologiques Du Controle Biologique Et Chimique Des Plantes Et Animaux Indesirables. IUCN, 1961.