Ключевые слова: background, batch, blank, book, bookshelf, bookstore, collection, college, color, concept, cover, culture, cutout, design, education, educational, furniture, group, information, isolated, knowledge, learn, library, literacy, literature, long, many, novel, object, page, paper, photo, publication, read, render, row, school, science, stack, study, studying, tall, text, textbook, topic, tower, university, white, wisdom,