Witt, S. (1983). How to be twice as smart: Boosting your brain power and unleashing the miracles of your mind. Rewards Books.
Цитирование в стиле Чикаго (17-е изд.)Witt, Scott. How to Be Twice as Smart: Boosting Your Brain Power and Unleashing the Miracles of Your Mind. West Nyack, N.Y: Rewards Books, 1983.
Цитирование MLA (8-е изд.)Witt, Scott. How to Be Twice as Smart: Boosting Your Brain Power and Unleashing the Miracles of Your Mind. Rewards Books, 1983.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.