Cita APA (7a ed.)

Toynbee, J. M. C., & Perkins, J. W. (1958). The shrine of St. Peter and the Vatican excavations. Longmans, Green & Co.

Cita Chicago Style (17a ed.)

Toynbee, J. M. C., y John Ward Perkins. The Shrine of St. Peter and the Vatican Excavations. London [etc.]: Longmans, Green & Co, 1958.

Cita MLA (9a ed.)

Toynbee, J. M. C., y John Ward Perkins. The Shrine of St. Peter and the Vatican Excavations. Longmans, Green & Co, 1958.