APA (7th ed.) Citation

Spann, O. (1930). The history of economics. Norton.

Chicago Style (17th ed.) Citation

Spann, Othmar. The History of Economics. New York: Norton, 1930.

MLA (9th ed.) Citation

Spann, Othmar. The History of Economics. Norton, 1930.

Warning: These citations may not always be 100% accurate.