Greenlees, A. (1988). Ecologista quer manter projeto. Gazeta mercantil (4 jan. 1988), p. 6.
Lua i Stíl Chicago (17ú heag.)Greenlees, Andrew. Ecologista Quer Manter Projeto. Gazeta mercantil (4 jan. 1988), p. 6, 1988.
Lua MLA (9ú heag.)Greenlees, Andrew. Ecologista Quer Manter Projeto. Gazeta mercantil (4 jan. 1988), p. 6, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.