APA (7th ed.) Citation

Ward, P. L. (1971). Elements of historical thinking. American Historical Association.

Chicago Style (17th ed.) Citation

Ward, Paul L. Elements of Historical Thinking. Washington: American Historical Association, 1971.

MLA (9th ed.) Citation

Ward, Paul L. Elements of Historical Thinking. American Historical Association, 1971.

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