George, D. P. D. (2003). Gifted education: Identification and provision (2nd ed.). D. Fulton Publishers.
Lua i Stíl Chicago (17ú heag.)George, David Ph. D. Gifted Education: Identification and Provision. 2nd ed. London: D. Fulton Publishers, 2003.
Lua MLA (9ú heag.)George, David Ph. D. Gifted Education: Identification and Provision. 2nd ed. D. Fulton Publishers, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.