Não informado. (1981). International Water & Irrigation Review. Cohen Advertising.
Lua i Stíl Chicago (17ú heag.)Não informado. International Water & Irrigation Review. Tel Aviv: Cohen Advertising, 1981.
Lua MLA (8ú heag.)Não informado. International Water & Irrigation Review. Cohen Advertising, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.