Allen, Mike. «Bloomberg takes his money local». POLITICO (på engelsk). Besøkt 14. mars 2020. «The Michigan governor was the biggest Bloomberg recipient of the cycle, at $3 million. The former mayor called Snyder “an extremely competent guy who took on the unions to get Detroit and Michigan going in the right direction. And he was re-elected despite being attacked by the unions.”»
theatlantic.com
Ball, Molly (14. desember 2012). «Rick Snyder Explains Himself—Sort Of». The Atlantic (på engelsk). Besøkt 14. mars 2020. «In signing anti-union legislation, Michigan's moderate Republican governor inflamed the left and damaged himself politically. Was he really painted into a corner?»
