APA (7th ed.) Citation

Allen, J. (1995). Natural language understanding (2nd ed.). Benjamin/Cummings Pub. Co..

Chicago Style (17th ed.) Citation

Allen, James. Natural Language Understanding. 2nd ed. Redwood City, Calif.: Benjamin/Cummings Pub. Co., 1995.

MLA (8th ed.) Citation

Allen, James. Natural Language Understanding. 2nd ed. Benjamin/Cummings Pub. Co., 1995.

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