APA (7th ed.) Citation

Nennius, a. 7. G. History of the Britons (Historia Brittonum).

Chicago Style (17th ed.) Citation

Nennius, active 796; Giles. History of the Britons (Historia Brittonum).

MLA (9th ed.) Citation

Nennius, active 796; Giles. History of the Britons (Historia Brittonum).

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