APA (7th ed.) Citation

Stewart. (2001). The wealth of knowledge: Intellectual capital and the twenty-first century organization. A Currency Book.

Chicago Style (17th ed.) Citation

Stewart. The Wealth of Knowledge: Intellectual Capital and the Twenty-first Century Organization. New York: A Currency Book, 2001.

MLA (8th ed.) Citation

Stewart. The Wealth of Knowledge: Intellectual Capital and the Twenty-first Century Organization. A Currency Book, 2001.