A quick Google search pointed me at these resources:
http://thinkingloudoncloud.com/2012/11/vcp-cloud-vcp-iaas-exam-experience/
http://vmice.wordpress.com/2012/09/27/vcp-iaas-exam-experience/
http://dailyioreport.com/2013/01/24/vmware-vcp-iaas-notes/
I've heard that vCloud networking is really vital, and practical hands-on experience is highly beneficial.