Agricultural/biological vocabulary. - 1st ed. - Washington, 1967. - 2 v. 27 cm. v. 1. Categorized list. v. 2. Alphabetical list. LCCN: agr67000329 Subjects--Topical Terms: Subject headings--Agriculture.Subject headings--Biology. LC Class. No.: Z695.1.A4 / U37 Dewey Class. No.: 025.33/63