Langeland, P. (1970). Population screening for female breast tumours: A clinical investigation in Malmö, 1966 and 1967. [Translated by L. James Brown].
Lua i Stíl Chicago (17ú heag.)Langeland, Per. Population Screening for Female Breast Tumours: A Clinical Investigation in Malmö, 1966 and 1967. [Translated by L. James Brown]. Stockholm, 1970.
Lua MLA (8ú heag.)Langeland, Per. Population Screening for Female Breast Tumours: A Clinical Investigation in Malmö, 1966 and 1967. [Translated by L. James Brown]. 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.