Ware, George Whitaker. Fundamentals of pesticides : a self instruction guide - 2 ed. - Fresno, Ca. : Thomson, 1986 - 274 p. : ilus. LCCN: 60873 Subjects--Topical Terms: Pesticidas--Estudio y enseƱanza. Dewey Class. No.: 632.95 / W37 1986