Unwin, R. (1999). George Allen & Unwin: A remembrancer. Privately printed for the author by Merlin Unwin Books.
Lua i Stíl Chicago (17ú heag.)Unwin, Rayner. George Allen & Unwin: A Remembrancer. Ludlow [England]: Privately printed for the author by Merlin Unwin Books, 1999.
Lua MLA (8ú heag.)Unwin, Rayner. George Allen & Unwin: A Remembrancer. Privately printed for the author by Merlin Unwin Books, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.