Cita APA (7a ed.)

Thomason, S. G., & Kaufman, T. (1991). Language contact, creolization and genetic linguistics. University of California Press.

Cita Chicago Style (17a ed.)

Thomason, Sarah Grey, y Terrence Kaufman. Language Contact, Creolization and Genetic Linguistics. Berkeley [etc.]: University of California Press, 1991.

Cita MLA (9a ed.)

Thomason, Sarah Grey, y Terrence Kaufman. Language Contact, Creolization and Genetic Linguistics. University of California Press, 1991.