[외국도서] GMAT Official Guide 2023-2024 Bundle, Focus Edition: Includes GMAT Official Guide, GMAT Quantitative Review, GMAT Verbal Review, and GMAT Data Insight (Paperback)
[외국도서] GMAT Official Guide Data Insights Review 2023-2024, Focus Edition: Includes Book + Online Question Bank + Digital Flashcards + Mobile App (Paperback)