extensively and its functions remain unclear. See also Echoic memory The Magical Number Seven, Plus or Minus Two Working memory References Notes Bibliography Baddeley, A.D. (2007). Working memory, thought and action. Oxford: Oxford University Press. Baddeley, A.D., & Hitch, G. (1974). Working memory. In G.H. Bower (Ed.), The psychology of learning and motivation: Advances in research and theory (Vol. 8, pp. 47–89). New York: Academic Press. External links Working memory model Memory