Davies, J. D., & Garner, P. (1997). At the crossroads: Special educational needs and teacher education. David Fulton Publishers.
Lua i Stíl Chicago (17ú heag.)Davies, John Dwyfor, agus Philip Garner. At the Crossroads: Special Educational Needs and Teacher Education. London: David Fulton Publishers, 1997.
Lua MLA (8ú heag.)Davies, John Dwyfor, agus Philip Garner. At the Crossroads: Special Educational Needs and Teacher Education. David Fulton Publishers, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.