Cita APA (7a ed.)

Heine, B., & Kuteva, T. (2005). Language contact and grammatical change. Cambridge University Press.

Cita Chicago Style (17a ed.)

Heine, Bernd, y Tania Kuteva. Language Contact and Grammatical Change. Cambridge [etc.]: Cambridge University Press, 2005.

Cita MLA (9a ed.)

Heine, Bernd, y Tania Kuteva. Language Contact and Grammatical Change. Cambridge University Press, 2005.