Hearnden, A. (1973). Paths to university: Preparation, assessment, selection. Macmillan.
Lua i Stíl Chicago (17ú heag.)Hearnden, Arthur. Paths to University: Preparation, Assessment, Selection. London: Macmillan, 1973.
Lua MLA (8ú heag.)Hearnden, Arthur. Paths to University: Preparation, Assessment, Selection. Macmillan, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.