Cita APA (7a ed.)

Wilks, Y. (1989). Theoretical issues in natural language processing. Lawrence Erlbaum.

Cita Chicago Style (17a ed.)

Wilks, Yorick. Theoretical Issues in Natural Language Processing. Hillsdale, New Jersey [etc.]: Lawrence Erlbaum, 1989.

Cita MLA (9a ed.)

Wilks, Yorick. Theoretical Issues in Natural Language Processing. Lawrence Erlbaum, 1989.