Considered by many to be the most relied-upon, practical text of its kind, Clinical Sonography: A Practical Guide is appreciated for its clear, concise writing, consistent format, and problem-based organization. This text cuts through complicated material to deliver the clearest and most comprehensi[...]

It's easy to capture packets with Wireshark, the world's most popular network sniffer, whether off the wire or from the air. But how do you use those packets to understand what's happening on your network? With an expanded discussion of network protocols and 45 completely new scenarios, this extens[...]

An original account of why individuals choose one party over another, and why elections are won or lost in Britain.[...]