APA (7th ed.) Citation

Gies, J., & Gies, F. (1974). Life in a medieval castle. Harper & Row.

Chicago Style (17th ed.) Citation

Gies, Joseph, and Frances Gies. Life in a Medieval Castle. New York: Harper & Row, 1974.

MLA (9th ed.) Citation

Gies, Joseph, and Frances Gies. Life in a Medieval Castle. Harper & Row, 1974.

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