You can get the textbook and workbook audio from the MP3 CD that comes with the book, or by scanning the QR code at the back of your book.
You can also download the audio files as RAR* archives from the publisher’s website:
* To open RAR archives you may need special software, such as the Unarchiver on the Mac or 7-zip on Windows.
If for some reason the above links don't work for you, you can also try the links on our Wiki**.
** Special thanks to Norbert for contributing the links, and for contributing so much to our Wiki!