http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Extension bulletin (Purdue University. Agricultural Extension Service)
Description based on: 212 (revised, 1950); title from cover.
Some nos. issued by: Purdue University, Agricultural Experiment Station.
Merged with: Extension leaflet (Purdue University. Agricultural Extension Service) to form: Extension circular (Lafayette, Ind.).
Extension bulletin (Purdue University. Dept. of Agricultural Extension)
Extension leaflet (Purdue University. Agricultural Extension Service)