Citazione Stile APA (7a Edizione)

(1993). Signs, search and communication: Semiotic aspects of artificial intelligence. Walter de Gruyter.

Citazione stile Chigago Style (17a edizione)

Signs, Search and Communication: Semiotic Aspects of Artificial Intelligence. Berlin ; New York: Walter de Gruyter, 1993.

Citatione MLA (9a ed.)

Signs, Search and Communication: Semiotic Aspects of Artificial Intelligence. Walter de Gruyter, 1993.