Layton, D. (1968). University teaching in transition. Oliver & Boyd.
Lua i Stíl Chicago (17ú heag.)Layton, David. University Teaching in Transition. Edinburgh: Oliver & Boyd, 1968.
Lua MLA (9ú heag.)Layton, David. University Teaching in Transition. Oliver & Boyd, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.