Encyclopædia Britannica Online, oppført som Dame Muriel Spark, Encyclopædia Britannica Online-ID biography/Muriel-Spark, besøkt 9. oktober 2017[Hentet fra Wikidata]
Virginia Blain; Isobel Grundy; Patricia Clements (1990) (på en), The Feminist Companion to Literature in English: Women Writers from the Middle Ages to the Present, OL2727330W, WikidataQ18328141
Virginia Blain; Isobel Grundy; Patricia Clements (1990) (på en), The Feminist Companion to Literature in English: Women Writers from the Middle Ages to the Present, OL2727330W, WikidataQ18328141