Butterworth, George
Lawrence Erlbaum , 1994
Buku Teks
Miller, Patricia H., author
W. H. Freeman and Company, 1983
Buku Teks
Wolman, Benjamin B., editor
Prentice-Hall, 1982
Buku Teks
Miller, Patricia H., author
W.H. Freeman, 1989
Buku Teks
Miller, Patricia H., author
W.H. Freeman and Company, 1983
Buku Teks