http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Pocket guide to red pine diseases and their management
North Central Forest Experiment Station (Saint Paul, Minn.)
41 pages, 1 unnumbered page : color illustrations ; 23 x 10 cm.
Thomas H. Nicholls and Darroll D. Skilling.