Radford, D. (1994). Building machines and what they do (1st U.S. paperback ed.). Candlewick Press.
Цитирование в стиле Чикаго (17-е изд.)Radford, Derek. Building Machines and What They Do. 1st U.S. paperback ed. Cambridge, Mass.: Candlewick Press, 1994.
Цитирование MLA (8-е изд.)Radford, Derek. Building Machines and What They Do. 1st U.S. paperback ed. Candlewick Press, 1994.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.