APA (7th ed.) Citation

Woodcock, T., & Robinson, J. M. (1988). The Oxford guide to heraldry. Oxford University Press.

Chicago Style (17th ed.) Citation

Woodcock, Thomas, and John Martin Robinson. The Oxford Guide to Heraldry. Oxford [England] ; New York: Oxford University Press, 1988.

MLA (8th ed.) Citation

Woodcock, Thomas, and John Martin Robinson. The Oxford Guide to Heraldry. Oxford University Press, 1988.