Ключевые слова: abundance, antique, backgrounds, book, books, bookstore, closeup, collection, cover, data, dictionary, document, education, expertise, group, hardcover, heap, heavy, ideas, industry, information medium, isolated, large, learning, library, literature, no people, object, objects, old, page, paper, publication, reading, research, science, single, space, stack, studying, success, table, textbook, wall, white, white background, wisdom, yellow,