Agatha Christie There is a Tide - Berkley Dapper detective Hercule Poirot finds himself on a trail as baffling as any he had ever encountered. (adapted from back cover blurb) ISBN: 9780425068038 Standard No.: 30111582 LCCN: 48006149 Subjects--Topical Terms: Mystery LC Class. No.: PR6005.H66 Dewey Class. No.: 823.912