De Bono, E. (1990). Worpower: An illustrated dictionary of vital words. London: Penguin Books.
Chicago Style CitationDe Bono, Edward. Worpower: An Illustrated Dictionary of Vital Words. London: Penguin Books, 1990.
MLA CitationDe Bono, Edward. Worpower: An Illustrated Dictionary of Vital Words. London: Penguin Books, 1990.
Warning: These citations may not always be 100% accurate.