APA (7th ed.) Citation

(1991). Foundational issues in natural language processing. MIT Press.

Chicago Style (17th ed.) Citation

Foundational Issues in Natural Language Processing. Cambridge, Mass. u.a: MIT Press, 1991.

MLA (9th ed.) Citation

Foundational Issues in Natural Language Processing. MIT Press, 1991.

Warning: These citations may not always be 100% accurate.