buono compares new and used prices for 8 books by Janet Valade across European bookshops. The cheapest new one is PHP &, MySQL für Dummies at €20.92; the cheapest second-hand copy is PHP et MySQL at €1.49.
Cheap books UK · Libri usati economici (Italia) · Livres pas chers (France) · Gebrauchte Bücher günstig (Deutschland) · Cheap books Europe
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