Degenova, Mary Kay, author

McGraw-Hill , 2008

 Buku Teks

Benton, William, author

Associated College Press, 1958

 Buku Teks

Udvari-Solner, Alice, author

Corwin Press, 2008

 Buku Teks

written by the participants in the National Student Symposium on the Education of the Gifted and Talented ; Mark L. Krueger, project director ; sponsored by the American Association for Gifted Children

Walker, 1978

 Buku Teks

Apps, Jerold W., author

Jossey-Bass Publishers, 1985

 Buku Teks