Não informado. (1986). International Hatchery Practice. Positive Action Publications.
Lua i Stíl Chicago (17ú heag.)Não informado. International Hatchery Practice. Driffield, Inglaterra: Positive Action Publications, 1986.
Lua MLA (8ú heag.)Não informado. International Hatchery Practice. Positive Action Publications, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.