APA (7th ed.) Citation

Faulkner, K. H. (1998). Knights and knighthood in early thirteenth century England.

Chicago Style (17th ed.) Citation

Faulkner, Kathryn Helen. Knights and Knighthood in Early Thirteenth Century England. 1998.

MLA (8th ed.) Citation

Faulkner, Kathryn Helen. Knights and Knighthood in Early Thirteenth Century England. 1998.

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