http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Center for Alternative Agricultural Systems.
researchers/writers, Michael Ewbank, Craig Dobbins, David Mengel ; writer/editor, Kathy Heaphy.
Includes bibliographical references (page [15]).
Station bulletin (Purdue University. Agricultural Experiment Station : 1973) ; 667