APA (7th ed.) Citation

Marschall, A. (1925). Principles of economics . An introductory volume.

Chicago Style (17th ed.) Citation

Marschall, Alfred. Principles of Economics . An Introductory Volume. 1925.

MLA (8th ed.) Citation

Marschall, Alfred. Principles of Economics . An Introductory Volume. 1925.

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