The 5 day course in thinking:Introducing the L game
De Bono, Edward
The 5 day course in thinking:Introducing the L game - 1ª - Penguin Books Ltd. 1969 - 160 p. il.; 20 cm. - .
153.42 / B719f
The 5 day course in thinking:Introducing the L game - 1ª - Penguin Books Ltd. 1969 - 160 p. il.; 20 cm. - .
153.42 / B719f