APA Style

Pereira, F, C, N., Shieber, S, M. (c1987). Prolog and natural-language analysis . Stanford, CA: Center for the Study of Language and Information.

MLA Style

Pereira, Fernando, C., N.., Shieber, Stuart, M.. "Prolog and natural-language analysis". Stanford, CA: Center for the Study of Language and Information, c1987. E-Book.