Gray, W. (1893). Abstract of paper on Worked flints, ancient and modern, With plates.
Lua i Stíl Chicago (17ú heag.)Gray, William. Abstract of Paper on Worked Flints, Ancient and Modern, With Plates. 1893.
Lua MLA (9ú heag.)Gray, William. Abstract of Paper on Worked Flints, Ancient and Modern, With Plates. 1893.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
