APA Citation

Rowling, J. K., & GrandPre, M. (2005). Harry Potter and the Half-Blood Prince (1st American ed.). New York, NY: Arthur A. Levine Books.

Chicago Style Citation

Rowling, J. K., and Mary GrandPre. Harry Potter and the Half-Blood Prince. 1st American ed. New York, NY: Arthur A. Levine Books, 2005.

MLA Citation

Rowling, J. K., and Mary GrandPre. Harry Potter and the Half-Blood Prince. 1st American ed. New York, NY: Arthur A. Levine Books, 2005.

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