@book{112559,
	author = {Wadsworth, Frank Harold},
	title = {The development of the forest land resources of the Luquillo Mountains Puerto Rico},
	publisher = {University of Michigan},
	year = {1949.},
	address = {Ann Arbor, Mich.},
	note = {Typescript (photocopy) Ann Arbor, Mich.; University Microfilm International.}
}