Styl cytowania APA

Hertel, T. W., Cranfield, J. A. L., & Preckel, P. V. (2007). Poverty analysis using an international cross-country demand system. The World Bank.

Styl cytowania Chicago

Hertel, Thomas W., John A. L. Cranfield, i Paul V. Preckel. Poverty Analysis Using an International Cross-country Demand System. Washington, D.C: The World Bank, 2007.

Styl cytowania MLA

Hertel, Thomas W., et al. Poverty Analysis Using an International Cross-country Demand System. The World Bank, 2007.