APA (7th ed.) Citation

Ashley, W. J. (1966). An introduction to English economic history and theory. A. M. Kelley.

Chicago Style (17th ed.) Citation

Ashley, W. J. An Introduction to English Economic History and Theory. New York: A. M. Kelley, 1966.

MLA (9th ed.) Citation

Ashley, W. J. An Introduction to English Economic History and Theory. A. M. Kelley, 1966.