Não informado. (1989). Particle World. Gordon and Breach Science Publishers.
Lua i Stíl Chicago (17ú heag.)Não informado. Particle World. London: Gordon and Breach Science Publishers, 1989.
Lua MLA (8ú heag.)Não informado. Particle World. Gordon and Breach Science Publishers, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.