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![Interfaces Can Be Extended - Java, A Beginner's Guide, 5th Edition, 5th Edition [Book]](https://www.oreilly.com/api/v2/epubs/9780071606325/files/f0291-02.jpg "Interfaces Can Be Extended - Java, A Beginner's Guide, 5th Edition, 5th Edition [Book]")
Interfaces Can Be Extended - Java, A Beginner's Guide, 5th Edition, 5th Edition [Book]
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