Ключевые слова: ancient, article, background, book, bookcase, bookshelf, bookstore, business, collection, college, concepts, desk, document, education, expertise, group, hardcover book, heap, history, information, knowledge, learn, library, library books, library room, literary, literature, page, paper, pile, read, reading a book, research, row, school, science, shelf, stack, store, study, text, textbook, training, university, vintage, wisdom, word, work, workplace, writing,