APA (7th ed.) Citation

Gordon, R. L. Laying Claim to the Cosmos in the "Long" Roman Empire (2000BC-AD 300).

Chicago Style (17th ed.) Citation

Gordon, Richard L. Laying Claim to the Cosmos in the "Long" Roman Empire (2000BC-AD 300).

MLA (9th ed.) Citation

Gordon, Richard L. Laying Claim to the Cosmos in the "Long" Roman Empire (2000BC-AD 300).

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