APA (7th ed.) Citation

Diamond, D. E., & Guilfoil, J. D. (1973). United States economic history. General Learning Press.

Chicago Style (17th ed.) Citation

Diamond, Daniel E., and John D. Guilfoil. United States Economic History. Morristown, NJ: General Learning Press, 1973.

MLA (9th ed.) Citation

Diamond, Daniel E., and John D. Guilfoil. United States Economic History. General Learning Press, 1973.