Postlethwaite, T. N. (1975). The training of expertise. International Institute for Educational Planning.
Lua i Stíl Chicago (17ú heag.)Postlethwaite, T. Neville. The Training of Expertise. Paris: International Institute for Educational Planning, 1975.
Lua MLA (9ú heag.)Postlethwaite, T. Neville. The Training of Expertise. International Institute for Educational Planning, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.