Bono, E. (1995). Parallel thinking- from socratic thinking to de bono thinking. Penguin Books.
Chicago Edition CitationBono, Edward. Parallel Thinking- from Socratic Thinking to De Bono Thinking. London: Penguin Books, 1995.
MLA citiranjeBono, Edward. Parallel Thinking- from Socratic Thinking to De Bono Thinking. Penguin Books, 1995.
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