I can't find much information about this - no links to a publisher.
The cover looks pretty interesting though and there are some preview pages on fb.
Fighters Defending the Ardennes (2019)
by Peter Celis
Color Profiles by John Wolfs
203 pages
"This illustrated publication details the various aircraft that served the Allies from various Belgian airfields during the later years of WW2. The book includes many archive photographs, colour profiles and sections about specific aircraft and pilots."
https://www.aviation-bookshop.com/asp/releases.asp