Leigh, Elyssebeth

McGraw-Hill, 2001

 Multimedia

Udvari-Solner, Alice, author

Corwin Press, 2008

 Buku Teks

Procton, John H., author

Bina Aksara, 1983

 Buku Teks

editor, Cat Sharpe

[American Society for Training and Development Press;American Society for Training and Development Press;American Society for Training and Development Press, American Society for Training and Development Press], 2005

 eBooks

Kroehnert, Gary, author

North Ryde, 2005

 Buku Teks