AGRICOLA subject category code index
By: compiled by Janet Berckson ... [et al.].
Contributors: National Agricultural Library (U.S.)
Series: PB89-214 795
Publisher: United States Department of Agriculture, National Agricultural Library, Technical Services Division
Published: 1989
Place of publication: Beltsville, MD
Language: eng
Number of pages: 58
Notes: Microfiche. Springfield, VA : National Technical Information Service, 1989.