APA (7th ed.) Citation

Douglas, P. H. (1964). The theory of wages. Augustus M. Kelley.

Chicago Style (17th ed.) Citation

Douglas, Paul Howard. The Theory of Wages. New York: Augustus M. Kelley, 1964.

MLA (9th ed.) Citation

Douglas, Paul Howard. The Theory of Wages. Augustus M. Kelley, 1964.

Warning: These citations may not always be 100% accurate.