Ключевые слова: aged, ancient, antique, back, background, book, bookcase, bookshelf, bookworm, collection, college, copy, cover, day, education, group, hardcover, heap, history, holiday, imagination, information, knowledge, learn, leisure, library, literary, literature, object, old, open, page, paper, pile, read, research, school, science, shelf, space, stack, story, study, table, text, textbook, university, wisdom, world, writing,