http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Proceedings of the North American Hawk Migration Conference, Syracuse, New York, April 18-21, 1974
North American Hawk Migration Conference (1974 : Syracuse, N.Y.)
sponsored by National Audubon Society and Hawk Mountain Sanctuary Association ; edited by Michael Harwood.