Ashley, M. (2020). Yesterday's tomorrows: The story of classic British science fiction in 100 books. British Library.
Chicago Style (17th ed.) CitationAshley, Michael. Yesterday's Tomorrows: The Story of Classic British Science Fiction in 100 Books. London: British Library, 2020.
MLA (9th ed.) CitationAshley, Michael. Yesterday's Tomorrows: The Story of Classic British Science Fiction in 100 Books. British Library, 2020.
Warning: These citations may not always be 100% accurate.