The Official Guide for GMAT Review 2015
The preeminent source of practice questions, The Official Guide for GMAT Review 2015 helps you identify areas of strength and customize your study plan.Here's what you'll find inside:?Online question bank with 900 practice questions?50 Integrated Reasoning questions online?Diagnostic test to help you get the most out of your study time?Comprehensive grammar and math review?Actual essay topics, sample responses, and scoring information?Questions organized in order of difficulty to focus your study
Absolutely stunning and flawless. Promoted to one of my all-time favorite books. I've no clue how the author wrote this, but it is absolutely incredible.