APA (7th ed.) Citation

Riis, J. A. Theodore Roosevelt, the citizen. The Outlook Company (New-York).

Chicago Style (17th ed.) Citation

Riis, Jacob A. Theodore Roosevelt, the Citizen. The Outlook Company (New-York).

MLA (8th ed.) Citation

Riis, Jacob A. Theodore Roosevelt, the Citizen. The Outlook Company (New-York).

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