APA (7th ed.) Citation

Lightfoot, D., & Havenhill, J. (2019). Variable properties in language: Their nature and acquisition. Georgetown University Press.

Chicago Style (17th ed.) Citation

Lightfoot, David, and Jonathan Havenhill. Variable Properties in Language: Their Nature and Acquisition. Washington, DC: Georgetown University Press, 2019.

MLA (9th ed.) Citation

Lightfoot, David, and Jonathan Havenhill. Variable Properties in Language: Their Nature and Acquisition. Georgetown University Press, 2019.