Ioannis Picardi ... de Prisca Celtopaedia, libri quinque. Quibus admiranda priscorum Gallorum doctrina & eruditio ostenditur, necnon literas prius in Gallia fuisse, quàm vel in Graecia vel in Italia, etc.
Picard, Jean, of Toutry.
Parisiis :  Ex typographia M. Dauîdis, 
1556.