APA (7th ed.) Citation

Poly, J., & Bournazel, É. (1991). The feudal transformation: 900 - 1200. Holmes & Meier.

Chicago Style (17th ed.) Citation

Poly, Jean-Pierre, and Éric Bournazel. The Feudal Transformation: 900 - 1200. New York u.a: Holmes & Meier, 1991.

MLA (9th ed.) Citation

Poly, Jean-Pierre, and Éric Bournazel. The Feudal Transformation: 900 - 1200. Holmes & Meier, 1991.

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