Não informado. (1978). Immunoassay. Sheffield University, Biomedical Information Service.
Lua i Stíl Chicago (17ú heag.)Não informado. Immunoassay. Sheffield, Inglaterra: Sheffield University, Biomedical Information Service, 1978.
Lua MLA (8ú heag.)Não informado. Immunoassay. Sheffield University, Biomedical Information Service, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.