por Abelson, Robert P [autor] | Guardia Olmos, Joan [traductor].
por Abelson, Robert P [autor] | Frey, Kurt P [autor] | Gregg, Aiden P [autor].
por Schank, Roger C, 1946- [autor] | Zanon, Javier [traductor] | Gilboy, Elisabeth [traductor] | Abelson, Robert P [autor] | Schank, Roger C, 1946-. Scripts, plans, goals and undrstanding.