SpringerLink (Online service) & Cook, R. T. (2008). The arché papers on the mathematics of abstraction. Springer.
Lua i Stíl Chicago (17ú heag.)SpringerLink (Online service) agus Roy T. Cook. The Arché Papers on the Mathematics of Abstraction. Dordrecht: Springer, 2008.
Lua MLA (8ú heag.)SpringerLink (Online service) agus Roy T. Cook. The Arché Papers on the Mathematics of Abstraction. Springer, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.