Cita APA (7a ed.)

Grey, E., & Cambon, J. (1915). Collected diplomatic documents relating to the outbreak of the European War (1a. ed.). Harrison and sons.

Cita Chicago Style (17a ed.)

Grey, Edward, y Jules Cambon. Collected Diplomatic Documents Relating to the Outbreak of the European War. 1a. ed. Londres: Harrison and sons, 1915.

Cita MLA (9a ed.)

Grey, Edward, y Jules Cambon. Collected Diplomatic Documents Relating to the Outbreak of the European War. 1a. ed. Harrison and sons, 1915.