Cita APA (7a ed.)

Gill, C., Postlethwaite, N., & Seaford, R. (1998). Reciprocity in ancient Greece. University Press.

Cita Chicago Style (17a ed.)

Gill, Christopher, Norman Postlethwaite, y Richard Seaford. Reciprocity in Ancient Greece. Oxford: University Press, 1998.

Cita MLA (9a ed.)

Gill, Christopher, et al. Reciprocity in Ancient Greece. University Press, 1998.