Reddit reviews Marvel's Avengers: Infinity War - The Art of the Movie (Marvel's Avengers: Infinity War - The Art of the Movie (2018))
We found 4 Reddit comments about Marvel's Avengers: Infinity War - The Art of the Movie (Marvel's Avengers: Infinity War - The Art of the Movie (2018)). Here are the top ones, ranked by their Reddit score.
Is this the book you're talking about? Looks like Amazon has it available for below MSRP.
Tuesday https://www.amazon.com/dp/1302909088/ref=cm_sw_r_cp_api_CbF3BbTM31582
https://forbiddenplanet.com/240110-road-to-avengers-infinity-war-the-art-of-the-mcu-slipcase-volume-2-hardcover/
There are a couple in the Similar Books Selection.
If Not in the Uk
https://www.amazon.co.uk/Marvels-Avengers-Infinity-War-Movie/dp/1302909088
That looks like something different, with stuff from the movies leading up to it. This link is the art of Infinity War.