APA (7th ed.) Citation

Weber, M., & Knight, F. H. (1927). General economic history. Greenberg.

Chicago Style (17th ed.) Citation

Weber, Max, and Frank H. Knight. General Economic History. New York: Greenberg, 1927.

MLA (9th ed.) Citation

Weber, Max, and Frank H. Knight. General Economic History. Greenberg, 1927.