Cita APA (7a ed.)

Siemund, P. (2011). Linguistic universals and language variation. De Gruyter Mouton.

Cita Chicago Style (17a ed.)

Siemund, Peter. Linguistic Universals and Language Variation. Berlin ; New York: De Gruyter Mouton, 2011.

Cita MLA (8a ed.)

Siemund, Peter. Linguistic Universals and Language Variation. De Gruyter Mouton, 2011.