Não informado. (1970). Extension news. Virginia Polytechnic Institute and State University.
Lua i Stíl Chicago (17ú heag.)Não informado. Extension News. Blacksburg, Va: Virginia Polytechnic Institute and State University, 1970.
Lua MLA (8ú heag.)Não informado. Extension News. Virginia Polytechnic Institute and State University, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.