Georgas, H. (2015). The Case of the Disappearing E-Book: Academic Libraries and Subscription Packages.
Citazione stile Chigago Style (17a edizione)Georgas, Helen. The Case of the Disappearing E-Book: Academic Libraries and Subscription Packages. 2015.
Citatione MLA (9a ed.)Georgas, Helen. The Case of the Disappearing E-Book: Academic Libraries and Subscription Packages. 2015.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.