- Author: James J. Heckman, Robert L. Nelson, Lee Cabatingan
- Language: English
- Year: 2010
- Author: James J. Heckman (editor), Carmen Pages (editor)
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- Year: 2007
- Author: James J. Heckman, John Eric Humphries, Tim Kautz
- Language: English
- Year: 2014
- Author: James J. Heckman
- Language: English
- Year: 2013
- Author: James J. Heckman
- Language: English
- Year: 2013