Ключевые слова: background, bibliophile, book, books, business, closeup, collection, college, cover, cultural, culture, data, dictionary, document, education, educational, encyclopedia, hardcover, heap, information, intellectual, isolated, knowledge, large, learn, lesson, library, literary, literature, object, open, page, paper, pile, publication, read, reading, research, school, science, stacked, study, teaching, text, textbook, tower, training, university, used, white,