Mere Christianity by C S Lewis buy used Used & Rare price $10.85 new from $14.06 shop with confidence SPECIAL SHIPPING CONSIDERATIONS FOR USED & RARE ITEMS. Please see the special considerations for shipping Used & Rare items, including extended delivery times, possible import duties & taxes. Availability: Ships within 1 week Format: Paperback Publisher: Harper San Francisco Condition: The following ISBNs are associated with this title: ISBN - 10: 0060652926 ISBN - 13: 9780060652920 Seller Comments: 0060652926 Unmarked text. From the Publisher A forceful and accessible discussion of Christian belief that has become one of the most popular introductions to Christianity and one of the most popular of Lewis's books. Uncovers common ground upon which all Christians can stand together.