Athanassios Jimoyiannis, editor
Springer, 2012
eBooks
Freebody, Peter, author
SAGE Publications, 2003
Buku Teks
Fraenkel, Jack R., 1932-2014, author
McGraw-Hill, 1993
Buku Teks
Fraenkel, Jack R., 1932-2014, author
McGraw-Hill, 2008
Buku Teks
Schunk, Dale H., author
Prentice-Hall, 1996
Buku Teks