APA (7th ed.) Citation

De Angelis d'Ossat, G. (1979). John B. Ward-Perkins.

Chicago Style (17th ed.) Citation

De Angelis d'Ossat, Guglielmo. John B. Ward-Perkins. 1979.

MLA (9th ed.) Citation

De Angelis d'Ossat, Guglielmo. John B. Ward-Perkins. 1979.

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