Abt, Clark C. 1929- Serious games / Clark C. Abt. - Lanham ; London : University Press of America, 1987, c1970. - xx,176p. : ill. ; 22cm. Originally published: New York : Viking, 1971. ISBN: 9780819161482 Đ9.25 Subjects--Topical Terms: Simulation methodsGame theory. Dewey Class. No.: 371.397