APA (7th ed.) Citation

Hammond, N. G. L., Gadd, C. J., & Edwards, I. E. S. (1977). The Cambridge Ancient History. Plates to Volumes I and II.

Chicago Style (17th ed.) Citation

Hammond, N. G. L., C. J. Gadd, and I. E. S. Edwards. The Cambridge Ancient History. Plates to Volumes I and II. 1977.

MLA (8th ed.) Citation

Hammond, N. G. L., et al. The Cambridge Ancient History. Plates to Volumes I and II. 1977.