Goodrich, Jeanne, author
[American Library association, American Library association], 2007
eBooks
edited by Geoffrey Ford
Rosendale , 1984
Buku Teks
Moyn, Samuel, author
Belknap Press of Harvard University Press, 2010
Buku Teks
Paris : The United Nations Educational
Majalah, Jurnal, Buletin
Baddeley, Alan, author
Lawrence Erlbaum Associates, 1990
Buku Teks