APA (7th ed.) Citation

Tessier, G., & Charlemagne, E. (1967). Charlemagne .. A. Michel.

Chicago Style (17th ed.) Citation

Tessier, Georges, and Emperor Charlemagne. Charlemagne .. Paris: A. Michel, 1967.

MLA (8th ed.) Citation

Tessier, Georges, and Emperor Charlemagne. Charlemagne .. A. Michel, 1967.

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