1. Southern Rail, “‘Hi, Eddie Here! Here on Work Experience and Ready to Answer Your Questions!’” [Twitter] Posted 11 July 2017, @SouthernRailUK, 2017, https://twitter.com/SouthernRailUK/status/884769193366867968 (accessed 10 May 2019).
2. Twitter, “#Askeddie Search,” 2019, https://twitter.com/search?q=%23AskEddie&src=typd (accessed 10 May 2019).
3. Office for National Statistics, “Dataset: Internet Access – Households and Individuals,” August 7, 2018, https://www.ons.gov.uk/peoplepopulationandcommunity/householdcharacteristics/homeinternetandsocialmediausage/datasets/internetaccesshouseholdsandindividualsreferencetables (accessed 10 May 2019).
4. “ROI. Measuring the social media return on investment in a library,”;Nuria Lloret Romero;The Bottom Line,2011
5. Statista, “Number of monthly active Facebook users worldwide as of 2nd Quarter 2017 (in Millions),” 2018, https://www.statista.com/statistics/264810/number-of-monthly-active-facebook-users-worldwide/.