Dyfyniad APA

Rowling, J. K. (2014). Harry Potter and the half blood prince. Bloomsbury, New Delhi.

Dyfyniad Arddull Chicago

Rowling, J. K. Harry Potter and the Half Blood Prince. Bloomsbury, New Delhi, 2014.

Dyfyniad MLA

Rowling, J. K. Harry Potter and the Half Blood Prince. Bloomsbury, New Delhi, 2014.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.