Cita APA (7a ed.)

Streen, P. (1981). First things first: Meeting basic human needs in the developing countries. World Bank.

Cita Chicago Style (17a ed.)

Streen, Paul. First Things First: Meeting Basic Human Needs in the Developing Countries. Washington, DC: World Bank, 1981.

Cita MLA (9a ed.)

Streen, Paul. First Things First: Meeting Basic Human Needs in the Developing Countries. World Bank, 1981.