Shankar, R., Shah, A., & World Bank Country Evaluation and Regional Relations Division. (2001). Bridging the economic divide within nations: A scorecard on the performance of regional development policies in reducing regional income disparities. World Bank, Operations Evaluation Department, Country Evaluation and Regional Relations Office.

Shankar, Raja, Anwar Shah, and World Bank Country Evaluation and Regional Relations Division. Bridging the Economic Divide Within Nations: A Scorecard on the Performance of Regional Development Policies in Reducing Regional Income Disparities. Washington, D.C: World Bank, Operations Evaluation Department, Country Evaluation and Regional Relations Office, 2001.

Shankar, Raja, et al. Bridging the Economic Divide Within Nations: A Scorecard on the Performance of Regional Development Policies in Reducing Regional Income Disparities. World Bank, Operations Evaluation Department, Country Evaluation and Regional Relations Office, 2001.