APA Citation

Collins, H. L., & Jordon, W. (1941). Philadelphia, a story of progress. New York ; Philadelphia [etc.]: Lewis historical publishing company.

Chicago Style Citation

Collins, Herman LeRoy, and Wilfred Jordon. Philadelphia, a Story of Progress. New York ; Philadelphia [etc.]: Lewis historical publishing company, 1941.

MLA Citation

Collins, Herman LeRoy, and Wilfred Jordon. Philadelphia, a Story of Progress. New York ; Philadelphia [etc.]: Lewis historical publishing company, 1941.

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