Ключевые слова: background, book, bookshelf, bookstore, close up, clubs, collection, copy, cover, culture, design, dictionary, education, entertainment, group, hardcover book, homework, information, inside, isolated, know, knowledge, learning, library, literature, nobody, object, old, page, pages, paper, pile, publication, read, research, retro, row, school, sheets of paper, space, stack, store, study, studying, teaching, textbook, texture, university, white, wisdom,