Greenberg, D., Ashworth, K., Cebulla, A., & Walker, R. (2005). When welfare-to-work programs seem to work well: Explaining why riverside and Portland shine so brightly. INDUSTRIAL and LABOR RELATIONS REVIEW, 59(1), 34–50.

Greenberg, D., et al. “When Welfare-to-Work Programs Seem to Work Well: Explaining Why Riverside and Portland Shine so Brightly.” INDUSTRIAL and LABOR RELATIONS REVIEW, vol. 59, no. 1, 2005, pp. 34–50.

Greenberg, D, K Ashworth, A Cebulla, and R Walker. 2005. “When Welfare-to-Work Programs Seem to Work Well: Explaining Why Riverside and Portland Shine so Brightly.” INDUSTRIAL and LABOR RELATIONS REVIEW 59 (1): 34–50.