Freund, John E., author
Pearson Education, 2007
Multimedia
Freund, John E., author
Prentice-Hall, 1980
Buku Teks
Stevens, James, author
Lawrence Erlbaum Ass., 1990
Buku Teks
Hamburg, Morris, author
Harcourt Brace Jovanovick, 1985
Buku Teks
Devore, Jay L, author
[Springer, ], 2012
eBooks