Schank, Roger C. Explanation patterns : understanding mechanically and creatively / Roger C. Schank. - Hillsdale, New Jersey : Lawrence Erlbaum Associates, c1986. - vi, 256 pages ; 23 centimeter. References: pages255-256. ISBN: 0898597684 Subjects--Topical Terms: Artificial intelligence.Cognition. Dewey Class. No.: FOR 006.3 Sch16e 1986