Here you will find links to other studie guides and VMware admin guides / whitepapers. Even more info on VMware and the VCDX exam.

Subject / description	Link
General information and the blueprints ragarding the VMware Certified Design Expert certifiation	http://communities.vmware.com
VMware Enterprise Administration Exam Blueprint 3.52	http://mylearn1.vmware.com/
VMware Design Blueprint	http://communities.vmware.com
VCDX Studie Guide 0.2 by Peter van den Bosch	http://communities.vmware.com/
Duncans blog on Yellow Bricks with loads of info	http://www.yellow-bricks.com
Virtual Troll VCDX Study Material	http://www.virtualtroll.com/