Não informado. (1974). Agricultural Administration. Elsevier Applied Science.
Lua i Stíl Chicago (17ú heag.)Não informado. Agricultural Administration. London: Elsevier Applied Science, 1974.
Lua MLA (8ú heag.)Não informado. Agricultural Administration. Elsevier Applied Science, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.