APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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

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