2018 · Harry Potter and the Prisoner of Azkaban is a fantasy book written by British writer J. K. Rowling and the third at the Harry Potter Collection. Along with friends Ronald Weasley and Hermione Granger, Harry investigates Sirius Black, an escaped prisoner from Azkaban who they think is among Lord Voldemort’s old allies. 2019 · Harry Potter and Prisoner of Azkaban is the third part of the series written by JK Rowling. In this Part, Harry along with his friends investigate about the Sirius Black that was escaped and the Prisoner of Azkaban. He was the old Allies of Lord Voldemort. The Harry Potter and the Prisoner of Azkaban Epub was published in 1999. About 68,000 copies sold in just three days and since three.