Παραπομπή APA

Rowling, J. K. (2010). Harry potter and the philosophers stone. Bloomsbury.

Παραπομπή Chicago Style

Rowling, J. K. Harry Potter and the Philosophers Stone. London: Bloomsbury, 2010.

Παραπομπή MLA

Rowling, J. K. Harry Potter and the Philosophers Stone. Bloomsbury, 2010.