1. Adams, Thomas, and Nicolas Barker. 1993. “A New Model for the Study of the Book.” In A Potencie of Life. Books in Society, ed. Nicolas Barker, 5–43. London: The British Library.
2. Benton, Megan. 1997. “‘Too Many Books’: Book Ownership and Cultural Identity in the 1920s.” American Quarterly 49.2 (June): 268–297.
3. “Bertelsmann sagt dem Club bye, bye. Ende 2015 ist Schluss.” 2014. Börsenblatt online, June 17. Accessed 28 July 2016. http://www.boersenblatt.net/artikel-ende_2015_ist_schluss.802943.html .
4. Cherrier, Hélène, and Russell Belk. 2015. “Decluttering.” In The Wiley Blackwell Encyclopedia of Consumption and Consumer Studies, ed. Daniel Thomas Cook, and J. Michael Ryan, 238–239. Chichester: Wiley-Blackwell.
5. Darnton, Robert. 1982. “What is the History of Books?” Daedalus 111.3 (Summer): 65–83.