Não informado. (1989). Agroforestry Today. International Centre for Research in Agroforestry.
Lua i Stíl Chicago (17ú heag.)Não informado. Agroforestry Today. Nairobi: International Centre for Research in Agroforestry, 1989.
Lua MLA (8ú heag.)Não informado. Agroforestry Today. International Centre for Research in Agroforestry, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.