buono compares new and used prices for 16 books by Ben Guterson across European bookshops. The cheapest new one is La famille Einstein : le secret de la tour at €3.49; the cheapest second-hand copy is Winterhouse hôtel. Vol. 1 at €2.13.
Cheap books UK · Libri usati economici (Italia) · Livres pas chers (France) · Gebrauchte Bücher günstig (Deutschland) · Cheap books Europe
Some links here are affiliate links: if you buy, buono may earn a commission. It never changes the price you pay.