@book{257631,
	author = {Arthur and Monroe, Watson Hiner and Puerto Rico.},
	title = {geology of the florida quandrangle puerto rico},
	publisher = {U.S GOvt. Print. OFF},
	year = {1966},
	address = {washington},
	note = {one folded map in pocket, plate1: Geologic map and sections of the florida quadrangle, Puerto Rico [1957]}
}