APA (7th ed.) Citation

Harvard University. Graduate School of Business Administration & Gay, E. F. (1967). Facts and factors in economic history. A. M. Kelley.

Chicago Style (17th ed.) Citation

Harvard University. Graduate School of Business Administration and Edwin F. Gay. Facts and Factors in Economic History. New York: A. M. Kelley, 1967.

MLA (9th ed.) Citation

Harvard University. Graduate School of Business Administration and Edwin F. Gay. Facts and Factors in Economic History. A. M. Kelley, 1967.