United Nations. Economic and Social Commission for Western Asia & Economic and social commission for western asia. (1997). Science and technology indicators: Basic concepts, definitions and prospects for development. United Nations.
Цитирование в стиле Чикаго (17-е изд.)United Nations. Economic and Social Commission for Western Asia и Economic and social commission for western asia. Science and Technology Indicators: Basic Concepts, Definitions and Prospects for Development. New York: United Nations, 1997.
Цитирование MLA (8-е изд.)United Nations. Economic and Social Commission for Western Asia и Economic and social commission for western asia. Science and Technology Indicators: Basic Concepts, Definitions and Prospects for Development. United Nations, 1997.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.