buono compares new and used prices for 27 books by Karl Popper across European bookshops. The cheapest new one is La scienza la filosofia e il senso comune at €10.00; the cheapest second-hand copy is Unended quest. An intellectual autobiography at €1.99.
Cheap books UK · Libri usati economici (Italia) · Livres pas chers (France) · Gebrauchte Bücher günstig (Deutschland) · Cheap books Europe
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