APA (7th ed.) Citation

Heers, J. (1977). Family clans in the Middle Ages: A study of political and social structures in urban areas. North-Holland Pub. Co..

Chicago Style (17th ed.) Citation

Heers, Jacques. Family Clans in the Middle Ages: A Study of Political and Social Structures in Urban Areas. Amsterdam ; New York: North-Holland Pub. Co., 1977.

MLA (8th ed.) Citation

Heers, Jacques. Family Clans in the Middle Ages: A Study of Political and Social Structures in Urban Areas. North-Holland Pub. Co., 1977.