1. Mannion, Annemarie. Chicago Tribune [August 26, 2013]
2. Gier, Nancy. Chicago Tribune [Aug 04, 2013]
3. Goldsborough, Bob. Chicago Tribune [January 1, 2010]
4. Jensen, Trevor. Chicago Tribune [Aug 02, 2006]
5. Holt, Douglas. Chicago Tribune [Sep 29, 1993]
6. (full text ) Chicago Tribune [January 16, 1977]