From the center label:
Written and produced by various well known artists.
Mastered by Lupo at Dubplates & Mastering.
Artwork by Nonot: www.nonot.de
Distributed by Intergroove: www.intergroove.de
Yo! Good Music 2012. All good things are three.
But other catalogue numbers are good, too.
www.yoyoyo.biz