APA (7th ed.) Citation

Sweezy, P. M. (1938). Monopoly and competition in the English coal trade, 1550-1850. Harvard University Press.

Chicago Style (17th ed.) Citation

Sweezy, Paul Marlor. Monopoly and Competition in the English Coal Trade, 1550-1850. Cambridge [Mass.]: Harvard University Press, 1938.

MLA (9th ed.) Citation

Sweezy, Paul Marlor. Monopoly and Competition in the English Coal Trade, 1550-1850. Harvard University Press, 1938.