APA (7th ed.) Citation

(2016). The official guide for GMAT review 2017: The most comprehensive study guide, from the creators of the GMAT exam ; includes 130 never-before-seen questions ; over 900 questions from past exams ; practice sets online ; includes a diagnostic test, study tips, and test-taking strategies. Wiley.

Chicago Style (17th ed.) Citation

The Official Guide for GMAT Review 2017: The Most Comprehensive Study Guide, from the Creators of the GMAT Exam ; Includes 130 Never-before-seen Questions ; over 900 Questions from Past Exams ; Practice Sets Online ; Includes a Diagnostic Test, Study Tips, and Test-taking Strategies. Hoboken, NJ: Wiley, 2016.

MLA (9th ed.) Citation

The Official Guide for GMAT Review 2017: The Most Comprehensive Study Guide, from the Creators of the GMAT Exam ; Includes 130 Never-before-seen Questions ; over 900 Questions from Past Exams ; Practice Sets Online ; Includes a Diagnostic Test, Study Tips, and Test-taking Strategies. Wiley, 2016.

Warning: These citations may not always be 100% accurate.