APA (7th ed.) Citation

Toynbee, J. M. C., & Ward-Perkins, J. B. (1956). The shrine of St. Peter and the Vatican excavations. Longmans, Green.

Chicago Style (17th ed.) Citation

Toynbee, J. M. C., and J. B. Ward-Perkins. The Shrine of St. Peter and the Vatican Excavations. London, New York: Longmans, Green, 1956.

MLA (9th ed.) Citation

Toynbee, J. M. C., and J. B. Ward-Perkins. The Shrine of St. Peter and the Vatican Excavations. Longmans, Green, 1956.