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Features 18 appendices —nine in the physical book and nine exclusive to the digital platform—to provide extra depth for Mains answer writing. Comparison: Is it Worth the Upgrade? Feature 7th Edition 8th Edition (Courseware) Chapters Appendices 8–16 (varies by print) 18 (9 Book + 9 Online) Digital Content Limited online access 40+ Videos, Full eBook, Flashcards PYQs Up to 2023 Up to 2025 (Prelims)