APA (7th ed.) Citation

Mussey, H. R., & Donnan, E. (1942). Economic principles and modern practice. Ginn.

Chicago Style (17th ed.) Citation

Mussey, Henry Raymond, and Elizabeth Donnan. Economic Principles and Modern Practice. Boston, New York [etc.]: Ginn, 1942.

MLA (9th ed.) Citation

Mussey, Henry Raymond, and Elizabeth Donnan. Economic Principles and Modern Practice. Ginn, 1942.