Has this title reached its reorder point already?

How to say “Has this title reached its reorder point already?” in Japanese

In Japanese

この本(ほん)、もう発注点(はっちゅうてん)まで在庫(ざいこ)が減(へ)ったの?

Kono hon, mō hatchūten made zaiko ga hetta no?

Has this title reached its reorder point already? in other languages