Cita APA (7a ed.)

Hibbert, C., & Hibbert, E. (1988). The encyclopaedia of Oxford. MacMillan.

Cita Chicago Style (17a ed.)

Hibbert, Christopher, y Edward Hibbert. The Encyclopaedia of Oxford. London: MacMillan, 1988.

Cita MLA (9a ed.)

Hibbert, Christopher, y Edward Hibbert. The Encyclopaedia of Oxford. MacMillan, 1988.