http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
selected bibliography of insect-vascular plant associational studies
compiled by John M. Kingsolver, Suzanne W.T. Batra, Joyce A. Utmar.
No longer available for sale by the Supt. of Docs.
Bibliographies and literature of agriculture ; no. 27