I'm not sure I understand your question. Are you asking about the drop in digital book sales?
On May 8th, 2018. See this statement in context.
On May 8th, 2018. See this statement in context.
Executive Director, Association nationale des éditeurs de livres
I'm not sure I understand your question. Are you asking about the drop in digital book sales?
See context to find out what was said next.