B. Blackwell,, 1991
Buku Teks
Rumelhart, David E.
MIT Press, 1986
Buku Teks SO
edited by Hans-Georg Geissler, Stephen W. Link and James T. Townsend
Lawrence Erlbaum Associates, 1991
Buku Teks SO
edited by Hans-Georg Geissler, Stephen W. Link and James T. Townsend
Lawrence Erlbaum Associates, 1991
Buku Teks SO
edited by David J. Cole, James H. Fetzer, Terry L. Rankin
Kluwer Academic Publishers , 1990
Buku Teks SO