APA (7th ed.) Citation

Siemund, P. (2011). Linguistic Universals and Language Variation.

Chicago Style (17th ed.) Citation

Siemund, Peter. Linguistic Universals and Language Variation. 2011.

MLA (9th ed.) Citation

Siemund, Peter. Linguistic Universals and Language Variation. 2011.

Warning: These citations may not always be 100% accurate.