Basu, K., Ray, R., & World Bank Office of the Senior Vice President and Chief Economics, D. E. (2002). The collective model of the household and unexpected implication for child labor: Hypothesis and an empirical test. World Bank, Office of the Senior Vice President, Development Economics.

Basu, Kaushik, Ranjan Ray, and Development Economics World Bank Office of the Senior Vice President and Chief Economics. The Collective Model of the Household and Unexpected Implication for Child Labor: Hypothesis and an Empirical Test. Washington, D.C: World Bank, Office of the Senior Vice President, Development Economics, 2002.

Basu, Kaushik, et al. The Collective Model of the Household and Unexpected Implication for Child Labor: Hypothesis and an Empirical Test. World Bank, Office of the Senior Vice President, Development Economics, 2002.