Department economic and social information and Policy Analysis, statistical division. (1993). Industrial statistics yearbook 1991: General industnal statistics. United nations.
Цитирование в стиле Чикаго (17-е изд.)Department economic and social information and Policy Analysis, statistical division. Industrial Statistics Yearbook 1991: General Industnal Statistics. New York: United nations, 1993.
Цитирование MLA (8-е изд.)Department economic and social information and Policy Analysis, statistical division. Industrial Statistics Yearbook 1991: General Industnal Statistics. United nations, 1993.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.