http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1 online resource (iv, 39 pages) : illustrations, maps + 1 plate.
Title from title screen (viewed October 9, 2014).
"Landforms on a tropical island in the belt of the easterly tradewinds."
Includes bibliographical references (pages 37-39).
Some tropical landforms of Puerto Rico, landforms on a tropical island in the belt of the easterly tradewinds
Geological Survey professional paper ; 1159