@book{3512,
	author = {Association of American Geographers, Washington, D.C. and Entrikin, Nicholas J. ; ed.},
	title = {Reflections on Richard Hartshorne's the nature of geography},
	publisher = {The Auth.},
	year = {1989},
	series = {Occasional publication of the Association of American Geographers},
	address = {Washington}
}