Unwin, R. (1999). George Allen & Unwin: A remembrancer. Privately printed for the author by Merlin Unwin Books.
Chicago-referens (17:e uppl.)Unwin, Rayner. George Allen & Unwin: A Remembrancer. Ludlow [England]: Privately printed for the author by Merlin Unwin Books, 1999.
MLA-referens (8:e uppl.)Unwin, Rayner. George Allen & Unwin: A Remembrancer. Privately printed for the author by Merlin Unwin Books, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.