Directory of information resources in agriculture and biology

Författare
(Compiled as a project of the Agricultural Sciences Information Network in cooperation with the Land-Grant Colleges and the U.S. Department of Agriculture editor: Wallace C. Olsen)
Språk
Engelska
Förlag År Ort Om boken ISBN
Univ. Microfilms 1973 USA, Ann Arbor, Mich 523 sidor.