BALDACCI, DAVID - The bestselling series returns with an even deadlier challenge, as a new enemy is revealed to be searching for The 39 Clues too Amy and Dan's race to save the hostages reaches its thrilling conclusion Who will be victorious? The Cahills or the Vespers? More titles available: CAHILLS VS VESPERS 1: THE MEDUSA PLOT (9780545298391), CAHILLS VS VESPERS 2: A KING'S RANSOM (9780545298407), CAHILLS VS VESPERS 3: THE DEAD OF NIGHT (9780545298414), CAHILLS VS VESPERS 4: SHATTERPROOF (9780545298421) and CAHILLS VS VESPERS 5 (9780545298438) Product details For ages 9-12 Format Hardback 336 pages Dimensions 132 x 195 x 19mm 370g Publication date 04 Apr 2013 Publisher Scholastic US Publication City Country New York, United States Language English