APA (7th ed.) Citation

Huxhold, W. E. (1991). An Introduction to Urban Geographic Information Systems. Oxford University Press.

Chicago Style (17th ed.) Citation

Huxhold, William E. An Introduction to Urban Geographic Information Systems. New York: Oxford University Press, 1991.

MLA (9th ed.) Citation

Huxhold, William E. An Introduction to Urban Geographic Information Systems. Oxford University Press, 1991.