By Simonnet, Dominique..
Barcelona GEDISA 1980 .
188 p. , Translation of: L'ecologisme. 847432100X

Santiago de Chile Editorial Andres Bello 1997 .
192 p. , Translation of: La plus belle histoire du monde : les secrets de nos origines. | Also published as: La historia mas bella del mundo. 23 cm..
9561314738