Author of WWII Book the Boy in the Striped Pajamas
This page is the CodyCross answer for the clue below from Underground Worlds, Group 2170, Puzzle 4 (Phosphate Layers).
Question is: Author of WWII Book the Boy in the Striped Pajamas
and the answer is: JOHNBOYNE
Word Meaning:
JOHN — (slang, US) A prostitute's client.
Definitions from Wiktionary.