APA (7th ed.) Citation

Hawkins, J. A. (2004). Efficiency and complexity in grammars. Oxford University Press.

Chicago Style (17th ed.) Citation

Hawkins, John A. Efficiency and Complexity in Grammars. Oxford ; New York: Oxford University Press, 2004.

MLA (9th ed.) Citation

Hawkins, John A. Efficiency and Complexity in Grammars. Oxford University Press, 2004.

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