APA (7th ed.) Citation

Black, J., Zólyomi, G., Robson, E., & Cunningham, G. (2004). The Literature of Ancient Sumer.

Chicago Style (17th ed.) Citation

Black, J.A, G. Zólyomi, E. Robson, and G. Cunningham. The Literature of Ancient Sumer. 2004.

MLA (8th ed.) Citation

Black, J.A, et al. The Literature of Ancient Sumer. 2004.