I'd trust the Analogue Productions website for the correct info. After all, ATD is coming out on their label.According to JPC.de, the release date for the Amused to Death Multichannel SACD is November 3, 2014.
https://www.jpc.de/jpcng/poprock/detail/-/art/Roger-Waters-Amused-To-Death/hnum/3251587