Chapman, Susan Careers in agriculture : january 1989 - may 1993 /por Susan Chapman - Maryland, EUA : National Agricultural Library, 1993 - 48 p. - Quick bibliography series ; 93-46 . - Quick bibliography series ; 93-46 . ISSN: 1052-5378 LCCN: 103218 Subjects--Topical Terms: Agricultura--Bibliografia.Orientación vocacional.