সাঁচ:HP6ref
Rowling, J. K. (2005). Harry Potter and the Half-Blood Prince. London: Bloomsbury/New York City: Scholastic, et al. UK ISBN 0747581088/U.S. ISBN 0439784549.
Rowling, J. K. (2005). Harry Potter and the Half-Blood Prince. London: Bloomsbury/New York City: Scholastic, et al. UK ISBN 0747581088/U.S. ISBN 0439784549.