Hoover, Norman K. Handbook of agricultural occupations : preparation for technical and professional work in agriculture / Norman K. Hoover - 4th ed. - Danville, Ill.: Interstate Printers & Publishers, 1985. - xvii,374p.: ill.; 24 cm. Includes bibliographical references and index. ISBN: 0813423511 Subjects--Topical Terms: Agriculture--Vocational guidance. LC Class. No.: S494.5.A4 / H65 1985