Ключевые слова: alternative, application, background, blank, book, books, bookstore, device, digital, display, ebook, education, electronic, ereader, gadget, hobby, information, ink, internet, isolated, knowledge, learn, learning, leisure, library, literary, literature, modern, notebook, object, online, page, paper, portable, read, reader, readers, reading, screen, space, study, table, tablet, technology, text, textbook, top, touchscreen, white,