78/ 324 Levin, A. Colour study of group behaviour and the need to control. Amst., Rijksakademie van beeldende kunsten, 2006, no pagination, num. (tipped-in) (col.) ills., printed in 75 numb. copies, orig. stiff wr., 4to.

= "This edition was made on the occasion of the exhibition 'Zoo logical garden' at the family park Harry Malter, Gent, Belgium". This copy unnumbered.