Cita APA

Pollard, C. J., & Sag, I. A. 1. (1994). Head-driven phrase structure grammar (1. edition.). Stanford: Center for the Study of Language and Information.

Citación estilo Chicago

Pollard, Card Jesse, y Ivan A. 1949- Sag. Head-driven Phrase Structure Grammar. 1. edition. Stanford: Center for the Study of Language and Information, 1994.

Cita MLA

Pollard, Card Jesse, y Ivan A. 1949- Sag. Head-driven Phrase Structure Grammar. 1. edition. Stanford: Center for the Study of Language and Information, 1994.