APA (7th ed.) Citation

Barton, S. (1997). The aristocracy in twelfth century León and Castile (1. publ.). Cambridge Univ. Press.

Chicago Style (17th ed.) Citation

Barton, Simon. The Aristocracy in Twelfth Century León and Castile. 1. publ. Cambridge [u.a.]: Cambridge Univ. Press, 1997.

MLA (9th ed.) Citation

Barton, Simon. The Aristocracy in Twelfth Century León and Castile. 1. publ. Cambridge Univ. Press, 1997.