Wolfe, G. R. (2004). Chicago in and around the Loop: Walking tours of architecture and history. New York: McGraw-Hill.

Wolfe, Gerard R. Chicago in and Around the Loop: Walking Tours of Architecture and History. New York: McGraw-Hill, 2004.

Wolfe, Gerard R. Chicago in and Around the Loop: Walking Tours of Architecture and History. New York: McGraw-Hill, 2004.