Cita APA (7th ed.)

Campbell, G. L. (1995). Concise Compendium of the World's Languages. Routledge.

Cita Chicago (17th ed.)

Campbell, George L. Concise Compendium of the World's Languages. London: Routledge, 1995.

Cita MLA (9th ed.)

Campbell, George L. Concise Compendium of the World's Languages. Routledge, 1995.