Haberlandt, Karl, author
Allyn and Bacon, 1999
Buku Teks SO
Baddeley, Alan, author
Lawrence Erlbaum Associates, 1990
Buku Teks SO
Ashcraft, Mark H., author
Harper Collins, 1994
Buku Teks SO
Neath, Ian, author
Belmont, 2003
Buku Teks SO
edited by John R. Anderson, Gordon H. Bower
Lawrence Erlbaum Associates, 1980
Buku Teks