Knight, Frank H. 1885-1972. Risk, uncertainty and profit / Frank H. Knight - Boston : Houghton Mifflin company, c1921 [Reprinted 1957] - 4 p.l., vii-xiv, 381, 375 p. : diagrs ; 21 cm. Includes index Subjects--Topical Terms: Risk.Profit. Dewey Class. No.: 658 / KNR