APA (7th ed.) Citation

Gregor XI. Archivmaterialien zu Gregor XI. (Papst), 1329-1378.

Chicago Style (17th ed.) Citation

Gregor XI. Archivmaterialien Zu Gregor XI. (Papst), 1329-1378.

MLA (9th ed.) Citation

Gregor XI. Archivmaterialien Zu Gregor XI. (Papst), 1329-1378.

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