APA (7th ed.) Citation

Fichtenau, H. (1957). The Carolingian Empire / by Heinrich Fichtenau. Blackwell.

Chicago Style (17th ed.) Citation

Fichtenau, Heinrich. The Carolingian Empire / by Heinrich Fichtenau. Blackwell, 1957.

MLA (9th ed.) Citation

Fichtenau, Heinrich. The Carolingian Empire / by Heinrich Fichtenau. Blackwell, 1957.

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