Duby, G. (1978). The early growth of the European economy: Warriors and peasants from the seventh to the twelfth century. Cornell University Press.
Цитирование в стиле Чикаго (17-е изд.)Duby, Georges. The Early Growth of the European Economy: Warriors and Peasants from the Seventh to the Twelfth Century. Cornell University Press, 1978.
Цитирование MLA (9-е изд.)Duby, Georges. The Early Growth of the European Economy: Warriors and Peasants from the Seventh to the Twelfth Century. Cornell University Press, 1978.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.