APA (7th ed.) Citation

Gruen, E. S. (2020). Ethnicity in the Ancient world - did it matter? De Gruyter.

Chicago Style (17th ed.) Citation

Gruen, Erich S. Ethnicity in the Ancient World - Did It Matter? Berlin Boston: De Gruyter, 2020.

MLA (9th ed.) Citation

Gruen, Erich S. Ethnicity in the Ancient World - Did It Matter? De Gruyter, 2020.

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