Fairchild, Edward J. Agricultural chemicals and pesticides : a subfile of the niosh registry of toxic effects of chemical substances / Edward J. Fairchild - Cincinnati, Ohio : Department of Health, education and and Welfare - 227 p. - Obew (NIOsH), 77-180) . LCCN: 201193 Subjects--Topical Terms: Pesticidas -- Toxicidad Dewey Class. No.: PA 632.95 F34