APA (7th ed.) Citation

Rowling, J. K. (1999). Harry Potter and the prisoner of Azkaban / J.K. Rowling. Bloomsbury.

Chicago Style (17th ed.) Citation

Rowling, J. K. Harry Potter and the Prisoner of Azkaban / J.K. Rowling. London: Bloomsbury, 1999.

MLA (9th ed.) Citation

Rowling, J. K. Harry Potter and the Prisoner of Azkaban / J.K. Rowling. Bloomsbury, 1999.

Warning: These citations may not always be 100% accurate.