Lua APA (7ú heag.)
SpringerLink (Online service), Grimshaw, J., & Altman, D. Trials. BioMed Central : Imprint: BioMed Central.
Lua i Stíl Chicago (17ú heag.)
SpringerLink (Online service), Jeremy Grimshaw, agus Doug Altman. Trials. London: BioMed Central : Imprint: BioMed Central.
Lua MLA (9ú heag.)
SpringerLink (Online service), et al. Trials. BioMed Central : Imprint: BioMed Central.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.