Não informado. (1972). College Board News. College Entrance Examination Board.
Lua i Stíl Chicago (17ú heag.)Não informado. College Board News. New York: College Entrance Examination Board, 1972.
Lua MLA (8ú heag.)Não informado. College Board News. College Entrance Examination Board, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.