Kiddey, Rachael, author
Oxford University Press, 2017
Buku Teks
Elliott, Donald S., author
[American Library association, American Library association], 2007
eBooks
Ann Gera Yurick [and others]
Appleton-Century-Crofts, 1980
Buku Teks
Ann Gera Yurick [and others]
Appleton-Century-Crofts, 1984
Buku Teks
by Thomas A. Kindermann and Jaan Valsiner
New Jersey, 1995
Buku Teks