Freiburg Studies: Collected Essays

Tübingen: Walter Eucken Institut (Wirtschaftswissenschaftliche und wirtschaftsrechliche Untersuchungen 5) J.C.B. Mohr/P. Siebeck, 1969, 284 pp.

Studies in Philosophy, Politics, and Economics

London: Routledge & Kegan Paul, 1967/1969; Chicago: University of Chicago Press, 1967/1969; Toronto: University of Toronto Press, 1967/1969; x, 356 pp. Reprinted in paperback New York: Simon and Schuster Clarion Book, 1969.

The Political Ideal of the Rule of Law

Cairo: National Bank of Egypt, Fiftieth Anniversary Commemorative Lectures, 1955, 76 pp. Publication of four lectures Hayek delivered at the invitation of the National Bank of Egypt.

The Sensory Order: An Inquiry into the Foundations of Theoretical Psychology

London: Routledge & Kegan Paul, 1952; Chicago: University of Chicago Press, 1952, xxii, 209 pp; new edition 1963/1976. Reprinted Chicago: University of Chicago Press, Phonenix Book paperback, 1963 (out of print). University of Chicago Press has reissued the paperback in a Midway Reprint, 1976, with the Heinrich Klüver Introduction.

The Pure Theory of Capital

London: Routledge & Kegan Paul, 1941/2 (also 1950 edition); Chicago: University of Chicago Press, 1941 (also 1950, 1952 and 1975 editions); xxxi, 454 pp. (Spain 1946, Japan 1951 and 1952).