APA (7th ed.) Citation

Gifford, J., McWilliam, C., Walker, D., & Wilson, C. (1991). Edinburgh. Yale University Press.

Chicago Style (17th ed.) Citation

Gifford, John, Colin McWilliam, David Walker, and Christopher Wilson. Edinburgh. New Haven: Yale University Press, 1991.

MLA (9th ed.) Citation

Gifford, John, et al. Edinburgh. Yale University Press, 1991.