APA (7th ed.) Citation

Taussig, F. W. (1921). Principles of economics. Macmillan.

Chicago Style (17th ed.) Citation

Taussig, Frank William. Principles of Economics. New York: Macmillan, 1921.

MLA (9th ed.) Citation

Taussig, Frank William. Principles of Economics. Macmillan, 1921.