Lewinian psychology : proceedings of the international conference "Kurt Lewin: contribution to contemporary psychology" september 10-12.2004, Bydgoszcz-Mogilno, Poland /
proceedings of the international conference "Kurt Lewin: contribution to contemporary psychology" september 10-12.2004, Bydgoszcz-Mogilno, Poland /
edited by Janusz Trempała, Albert Pepitone, Bertram H. Raven.