http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
guide to bird finding east of the Mississippi
xxvii, 689 pages : illustrations ; 21 cm.
Olin Sewal Pettingill, Jr. ; with illustrations by George Miksch Sutton.
Reprint of the 2d edition published in 1977 by Oxford University Press, New York.