Cita APA (7a ed.)

Chesterfield, P. D. S., & Roberts, D. (1992). Letters. Oxford University Press.

Cita Chicago Style (17a ed.)

Chesterfield, Philip Dormer Stanhope, y David Roberts. Letters. Oxford ; New York: Oxford University Press, 1992.

Cita MLA (9a ed.)

Chesterfield, Philip Dormer Stanhope, y David Roberts. Letters. Oxford University Press, 1992.