APA (7th ed.) Citation

Betts, J. H. c. 2. J. (1981). Some early forgeries: The Sangiori group.

Chicago Style (17th ed.) Citation

Betts, John H. ca. 20./21. Jh. Some Early Forgeries: The Sangiori Group. 1981.

MLA (9th ed.) Citation

Betts, John H. ca. 20./21. Jh. Some Early Forgeries: The Sangiori Group. 1981.

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