{. Bernhardt (Eds.) Labor and Employment Relations Association series Labor and Employment Relations Assoc., Univ. of Illinois at Urbana-Champaign, Champaign, IL, 1. ed edition, (2008)
{. Blank, {. Danziger, and {. Schoeni (Eds.) The National Poverty Center series on poverty and public policy Russell Sage Foundation, New York, NY, (2006)