Deletion of Polish Jazz Recordings and Beyond

Comment: As the nominator observes, most of the given references relate to the subject area in general (for example linking to books about Komeda and Stańko) rather than this 2015 book in particular. In years to come this may well become a standard reference book in its field, but that is |speculation. As things stand, this fails the  criteria
Stance: delete
Cited policy: Wikipedia:What Wikipedia is not (:WP:CRYSTAL||:WP:NBOOK)