http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
minimum-cost and environmentally-safe program of herbicide maintenance for Indiana roadsides
12 leaves : illustrations, graphs, tables ; 28 cm.
In cooperation with Indiana State Highway Commission, Project C-36-48C, "Research in Roadside Development and Maintenance, Part III. Chemical Weed Control," and Federal Highway Administration.
Purdue University AES Journal paper number 5230.
Joint Highway Research Project (Ind.) (Series) ; JHRP-73-32