Ключевые слова: book, bookstore, bright, business, businessman, caucasian, collection, college, color, cover, document, education, group, handbook, hardcover, heap, human, image, information, knowledge, ladder, large, learn, learning, library, literature, male, manager, many, men, object, paper, people, pile, professional, publication, reading, school, science, stack, student, study, success, suit, textbook, tower, university, wisdom,