APA (7th ed.) Citation

Burney, C., Roaf, M., Hellwag, U., Gruber, C., & Kroll, S. (2012). The Economy of Urartu: Probabilities and Problems.

Chicago Style (17th ed.) Citation

Burney, Charles, M. Roaf, U. Hellwag, C. Gruber, and St Kroll. The Economy of Urartu: Probabilities and Problems. 2012.

MLA (8th ed.) Citation

Burney, Charles, et al. The Economy of Urartu: Probabilities and Problems. 2012.