APA (7th ed.) Citation

(1570). Bulla aurea Caroli Quarti Romanorum Imperatoris.

Chicago Style (17th ed.) Citation

Bulla Aurea Caroli Quarti Romanorum Imperatoris. S.l, 1570.

MLA (9th ed.) Citation

Bulla Aurea Caroli Quarti Romanorum Imperatoris. 1570.

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