Dix, K. (1988). What's a coal miner to do?: The mechanization of coal mining. University of Pittsburgh Press.
Цитирование в стиле Чикаго (17-е изд.)Dix, Keith. What's a Coal Miner to Do?: The Mechanization of Coal Mining. Pittsburgh, Pa.: University of Pittsburgh Press, 1988.
Цитирование MLA (9-е изд.)Dix, Keith. What's a Coal Miner to Do?: The Mechanization of Coal Mining. University of Pittsburgh Press, 1988.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.