ProQuest ebook central provides authoritative academic materials and offers access to more than fifty thousand electronic books in all subject areas.

E-kitabu is a platform which is used to deliver core text books. Currently, it contains selected core text for Social sciences, Economics, Sociology, Law, Architecture, Medicine, Agriculture and Engineering

De Gruyter publishes over 1,300 new book titles each year and more than 900 Journals in the humanities, social sciences, medicine, mathematics, engineering, computer sciences, natural sciences, and law, and also offer a wide range of digital media, including open access journals and books.