APA (7th ed.) Citation

(1991). Natural language understanding and logic programming, III: Proceedings of the third International Workshop on Natural Language Understanding and Logic Programming Stockholm, Sweden, 23 - 25 january, 1991. North-Holland.

Chicago Style (17th ed.) Citation

Natural Language Understanding and Logic Programming, III: Proceedings of the Third International Workshop on Natural Language Understanding and Logic Programming Stockholm, Sweden, 23 - 25 January, 1991. Amsterdam u.a: North-Holland, 1991.

MLA (9th ed.) Citation

Natural Language Understanding and Logic Programming, III: Proceedings of the Third International Workshop on Natural Language Understanding and Logic Programming Stockholm, Sweden, 23 - 25 January, 1991. North-Holland, 1991.