Entrikin J Nicholas Ed. Reflections on Richrd Hartshornes The nature of Entrikin J Nicholas Ed.; Brunn Stanley D Ed. - Washington Association of American Geographers 1989 - x,170p. cm. - Association of American Geographers , Occasional Paper,1 . ISBN: 0892912049 Source: General Book Subjects--Topical Terms: Modern Geography Dewey Class. No.: U:g, M9