APA Citation

DE BONO. (1991). The 5 day course in thinking. London: Penguin Books.

Chicago Style Citation

DE BONO. The 5 Day Course in Thinking. London: Penguin Books, 1991.

MLA Citation

DE BONO. The 5 Day Course in Thinking. London: Penguin Books, 1991.

Warning: These citations may not always be 100% accurate.