APA Citation

Marshall, A. (1920). Principles of economics (8th ed.). London: Macmillan.

Chicago Style Citation

Marshall, Alfred. Principles of Economics. 8th ed. London: Macmillan, 1920.

MLA Citation

Marshall, Alfred. Principles of Economics. 8th ed. London: Macmillan, 1920.

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