Cita APA (7th ed.)

Halland, H., Lokanc, M., & Nair, A. (2015). The extractive industries sector: Essentials for economists, public finance professionals, and policy makers. World Bank Group.

Cita Chicago (17th ed.)

Halland, Håvard, Martin Lokanc, i Arvind Nair. The Extractive Industries Sector: Essentials for Economists, Public Finance Professionals, and Policy Makers. Washington, District of Columbia: World Bank Group, 2015.

Cita MLA (9th ed.)

Halland, Håvard, et al. The Extractive Industries Sector: Essentials for Economists, Public Finance Professionals, and Policy Makers. World Bank Group, 2015.