Não informado. (1973). Reference Services Review. Pierian Press Publication.
Lua i Stíl Chicago (17ú heag.)Não informado. Reference Services Review. Ann Arbor, Mich: Pierian Press Publication, 1973.
Lua MLA (8ú heag.)Não informado. Reference Services Review. Pierian Press Publication, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.