*[http://yearzero.nin.com/ yearzero.nin.com]
*[http://www.42entertainment.com/work/yearzero 42Entertainment's summary of the ARG]
*[http://robsheridan.tumblr.com/post/45355542834/trent-reznor-london-2007-promo-photos-by-rob ''Year Zero'' promo photos by Rob Sheridan, part 1]
*[http://nineinchnails.tumblr.com/post/45437416550/robsheridan-part-two-continued-from-yesterday ''Year Zero'' promo photos by Rob Sheridan, part 2]
*[http://www.nincatalog.com/index.asp?halo=24 ''Year Zero'' at nincatalog.com]
*[http://www.amazon.com/gp/redirect.html?ie=UTF8&location=http%3A%2F%2Fwww.amazon.com%2Fs%3Fie%3DUTF8%26x%3D0%26ref_%3Dnb%5Fsb%5Fnoss%26y%3D0%26field-keywords%3Dnine%2520inch%2520nails%2520year%2520zero%26url%3Dsearch-alias%253Daps&tag=thniinnawi-20&linkCode=ur2&camp=1789&creative=390957 ''Year Zero'' at Amazon]