Cita APA (7a ed.)

Ortiz de Urbina, J. (1989). Some parameters in the grammar of Basque. University Microfilms International.

Cita Chicago Style (17a ed.)

Ortiz de Urbina, Jon. Some Parameters in the Grammar of Basque. Ann Arbor: University Microfilms International, 1989.

Cita MLA (9a ed.)

Ortiz de Urbina, Jon. Some Parameters in the Grammar of Basque. University Microfilms International, 1989.