Ключевые слова: background, bibliography, bijou, black, book, bookshop, bookstore, collection, college, concept, cover, data, dictionary, document, education, educational, expertise, file, freshness, hardcover, healthy, heap, information, intelligence, knowledge, learning, literary, literature, medical, medicine, open, page, paper, pile, published, reading, red, research, school, science, stack, stories, study, studying, teach, textbook, university, white, wisdom, written,