Ключевые слова: audiobook, author, book, bookshelf, bookstore, college, cover, diary, dictionary, digital, document, ebook, education, encyclopedia, ereader, glyph, icon, illustration, information, knowledge, learning, library, literature, magazine, novel, object, page, paper, pictogram, publication, publish, publishing, read, reader, reading, school, science, sign, simple, study, studying, symbol, text, textbook, university, web,