APA (7th ed.) Citation

McConnell, J. W. (1942). The evolution of social classes. American Council on Public Affairs.

Chicago Style (17th ed.) Citation

McConnell, John Wilkinson. The Evolution of Social Classes. Washington, D.C: American Council on Public Affairs, 1942.

MLA (8th ed.) Citation

McConnell, John Wilkinson. The Evolution of Social Classes. American Council on Public Affairs, 1942.

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