4The Reading Agency. The Impact on Readers [EB/ OL]. [2013-06-02]. http://readingagency.org. uk/adiJlts/impaet/rcseareh/six-book-challenge- evaluation.html.
5The Reading Agency . Six Book Challenge 2013 Rugby I~eague World Cup promotional packs [EB/ OL]. [2013-06-02]. http://shop.readingagency.org. uk/products/six-book-challenge-2013-rugby- league-world-cup-promotional-packs.
6The Reading Agency. Six Book Challenge resources [EB/OL]. [2013-06-02]. hllp:lh'eadingageney.o~'g.nkl adults/practitioners-guides/six-book-challenge.html.
7The Reading Agency. Creating a virtuous circle for adult learners [EB/OL]. ~2013-06-02]. http:// readingagency.org.uk/news/blog/creating-a- virluous-cirele-for-adult-learners.html.
8The Reading Agency. The Impact on Readers [EB/ OL]. [2013-06-02]. http://readingagency.org. uk/aduhs/impact/research/six-book-challenge- evaluation.html.