APA (7th ed.) Citation

Frank & -. (1912). Principles of economics: - (1912.). America.

Chicago Style (17th ed.) Citation

Frank and -. Principles of Economics: -. 1912. America: America, 1912.

MLA (9th ed.) Citation

Frank and -. Principles of Economics: -. 1912. America, 1912.

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