Suggest Me Best Educational & Authentic Study Material For PMP Exam?

I could not pass my PMP Certification by the first attempt because I was not having any valid or suitable material for preparation. Here someone who suggests me such an appropriate material for my exam though make me exam success guarantee.
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OP: Here's a blog post from Infosec on what we've found to be some good PMP study resources. (Edit: And the corresponding TE discussion!)
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PMP: Project Management Professional Exam Study Guide, 9th edition
This is one of the PMP books i was studying now. And my friends also share some study materials to me.