APA (7th ed.) Citation

Lloyd, T. H. (1977). The English wool trade in the Middle Ages. University Press.

Chicago Style (17th ed.) Citation

Lloyd, T. H. The English Wool Trade in the Middle Ages. Cambridge [etc.]: University Press, 1977.

MLA (9th ed.) Citation

Lloyd, T. H. The English Wool Trade in the Middle Ages. University Press, 1977.

Warning: These citations may not always be 100% accurate.