Hanne Birk, Denise Burkhard and Marion Gymnich: ‘Happy Birthday, Harry!’: Celebrating the Success of the Harry Potter Phenomenon in:

"Harry - yer a wizard" , page 7 - 10

Exploring J.K. Rowling's Harry Potter Universe

Marion Gymnich, Hanne Birk, Denise Burkhard (ed.)
Volume 6 1. Edition 2017
Available