Cita APA (7a ed.)
Hawkins, J. A. (2004). Efficiency and complexity in grammars. Oxford University Press.
Cita Chicago Style (17a ed.)
Hawkins, John A. Efficiency and Complexity in Grammars. Oxford ; New York: Oxford University Press, 2004.
Cita MLA (9a ed.)
Hawkins, John A. Efficiency and Complexity in Grammars. Oxford University Press, 2004.
Precaución: Estas citas no son 100% exactas.