Ключевые слова: black, book, bookstore, collection, computer, design, dictionary, digital, document, ebook, education, encyclopedia, graphic, icon, illustration, internet, isolated, knowledge, learning, library, line, literature, magazine, multimedia, novel, online, open, outline, page, paper, pictogram, publish, read, reading, school, sign, silhouette, smart, study, studying, symbol, technology, text, textbook, training, university, video, web,