1980 journal article
Mail survey to determine amounts of, and potential work force exposure to, foliarly-applied insecticides in North Carolina
Bulletin of the Entomological Society of America, 26(2), 156.
By: G. Wicker, R. Stinner, T. Reagan & F. Guthrie
1979 journal article
Exposure of field workers to organophosphorus insecticides: Sweet corn and peaches
Archives of Environmental Contamination and Toxicology, 8(2), 175.
By: G. Wicker, W. Williams & F. Guthrie