Cita APA (7a ed.)

Hawkins, J. A. (1988). Explaining language universals. Basil Blackwell.

Cita Chicago Style (17a ed.)

Hawkins, John A. Explaining Language Universals. Oxford [etc.]: Basil Blackwell, 1988.

Cita MLA (9a ed.)

Hawkins, John A. Explaining Language Universals. Basil Blackwell, 1988.