http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Northeast Water Resource Research Director's Meeting, College Park, Maryland, May 10, 1968
Proceedings of the Northeast water resource research directors meeting
Northeast Water Resource Research Directors' Meeting (1968 : College Park, Md.)
Institute for Research on Land and Water Resources.
prepared by Institute for Research on Land and Water Resources, the Pennsylvania State University.
"Proceedings of the Northeast water resource research directors meeting"--Cover.
Information report (Pennsylvania State University. Institute for Research on Land and Water Resources) ; no. 60