Hadfield, A. National and international knowledge: The limits of the histories of nations / Andrew Hadfield. The Renaissance computer : knowledge technology in the first age of print.(2000).
Lua i Stíl Chicago (17ú heag.)Hadfield, Andrew. "National and International Knowledge: The Limits of the Histories of Nations / Andrew Hadfield." The Renaissance Computer : Knowledge Technology in the First Age of Print.(2000) .
Lua MLA (8ú heag.)Hadfield, Andrew. "National and International Knowledge: The Limits of the Histories of Nations / Andrew Hadfield." The Renaissance Computer : Knowledge Technology in the First Age of Print.(2000), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.