Voici les liens directes je pense :

You can download a high-res copy of the book in PDF format here:
http://photoshop.s3.sitepoint.com/photoshopLG.zip
File Size: 64Mb

Or for the bandwidth conscious, here's the link for a low-res copy:
http://photoshop.s3.sitepoint.com/photoshopSM.zip
File Size: 23Mb

Car pour moi ca marche