On freedom and free enterprise : essays in honor of Ludwig von Mi ses, presented on the occasion of the fiftieth anniversary of his docto rate, February 20, 1956 - Sennholz, Mary Homan, 1913- (Princeton, N. J. : Van Nostrand, 1956)
Keywords: Von Mises, Ludwig, -- 1881-; Liberty -- Addresses, essays, lectures; Economic policy -- Addresses, essays, lectures