Não informado. (1973). New directions for community colleges. Jossey-Bass.
Lua i Stíl Chicago (17ú heag.)Não informado. New Directions for Community Colleges. San Francisco, Calif: Jossey-Bass, 1973.
Lua MLA (8ú heag.)Não informado. New Directions for Community Colleges. Jossey-Bass, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.