Ashcraft, Mark H., author
Harper Collins, 1994
Buku Teks
Baddeley, Alan, author
Lawrence Erlbaum Associates, 1990
Buku Teks
Haberlandt, Karl, author
Allyn and Bacon, 1999
Buku Teks
edited by Daniel Reisberg and Paula Hertel
Oxford University Press, 2004
Buku Teks
Parkin, Alan C., author
John Wiley & Sons, 1999
Buku Teks