APA (7th ed.) Citation

(2017). GMAT official guide verbal review 2018: Book + online. John Wiley & Sons, Inc.

Chicago Style (17th ed.) Citation

GMAT Official Guide Verbal Review 2018: Book + Online. Hoboken, New Jersey: John Wiley & Sons, Inc, 2017.

MLA (9th ed.) Citation

GMAT Official Guide Verbal Review 2018: Book + Online. John Wiley & Sons, Inc, 2017.

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