When travelling I always make a point of visiting favourite local bookstores, because a good book store will very likely have something specific to my mission. UNITY Books in Wellington and Auckland are very reliable in this respect, but equally so is SCORPIO Books in Christchurch, which I frequented when I lived in CHCH as a Uni student in the mid/late 80s > unemployed muso > film school student in 1990 & then had to leave, to be where the work was…
My purchase this time relates to photography, but I find such books also often relate well if you swap #photo for #fieldrecording or #sounddesign or #mix
The Heart of the Photograph by David duChemin.
100 Questions for making stronger, more expressive photographs
no amazon link, support your local bookstore