with the collaboration of Nathalie Delbard and Larisa Dryansky. with the collaboration of Valérie Picard on text and story with the collaboration of George Stewart & Christopher Hussey with the collaboration of Peta Motture ... [et al. with the collaboration of Elisabetta Scantamburlo with the collaboration of Madeleine Trépanier ... [et al. edited by Samuel Bianchini and Erik Verhagen ; with the collaboration of Nathalie Delbard and Larisa Dryansky. with the collaboration of Andrea Maglio ... [et al. with the collaboration of Elisabetta Drudi with the collaboration of Eugenie Vaysse.