Pesticide Manual : A world compendium - Charles R. Worthing; S.Barrie Walker (London The British Crop Protection Council, 1983)
Charles R. Worthing & S.Barrie Walker: Pesticide Manual : A world compendium. (7th Ed) London. The British Crop Protection Council, 1983. 0-901436-77-1--(632.950202WOR)
ENGLISH