This is a set of two books. We are not currently considering selling them separately. Survival in the Rapids: Survival Strategy Survival in Water Shortage: Survival Strategy Han Hyeon-dong / Gomdori co. Price: ¥1200 ★There are some folds, wrinkles, stains, corner wear, and minor scratches on each cover, dust jacket, and the pages of the books. ★There are no noticeable writings, stains, or folds in the text. ★We have cleaned and inspected the books, but we apologize if we have overlooked anything. ★Please consider this item, understanding that it is a home-stored, used book.