I passed the PMP exam on 14 Jan 2015
 
I study with two persons for about 1 years and 1 months.
 
 
 
Materials used:
 
1) PMBOK GuideFifthEd - Read at least 2 times
2) Rita Mulcahy - 8ed - Read at least 2 times
3) HeadFirst read only cost calculation
4) buy PDU from izenbridge and which it's video very usefull.