APA (7th ed.) Citation

Ingram, J. K., Scott, W. A., & Ely, R. T. (1967). A history of political economy (New & enl. ed.). Augustus M. Kelley.

Chicago Style (17th ed.) Citation

Ingram, John Kells, William A. Scott, and Richard T. Ely. A History of Political Economy. New & enl. ed. New York: Augustus M. Kelley, 1967.

MLA (9th ed.) Citation

Ingram, John Kells, et al. A History of Political Economy. New & enl. ed. Augustus M. Kelley, 1967.