APA Style

Rowling, J, K. (2019). Harry Potter and the Prisoner of Azkaban – Slytherin Edition (Slytherin Edition). London: Bloomsbury Childrens Books.

MLA Style

Rowling, J., K.. "Harry Potter and the Prisoner of Azkaban – Slytherin Edition". Slytherin Edition London: Bloomsbury Childrens Books, 2019. Perpustakaan KALBIS.