Cita APA (7a ed.)

Rubin, J. (1968). National bilingualism in Paraguay. Mouton.

Cita Chicago Style (17a ed.)

Rubin, Joan. National Bilingualism in Paraguay. The Hague [etc.]: Mouton, 1968.

Cita MLA (9a ed.)

Rubin, Joan. National Bilingualism in Paraguay. Mouton, 1968.