According to the Wiley website: "E-books offered from Wiley.com are delivered on the VitalSource platform. To download and read them, users must install the Vi

According to the Wiley website: "E-books offered from Wiley.com are delivered on the VitalSource platform. To download and read them, users must install the VitalSource Bookshelf Software." So no epub, you have to read it through some other third-party software.