Dòng Nội dung
1
The mystery cruise / Gertrude Chandler Warner ; illustrated by Charles Tang.
New York: Scholastic INC. , 1992.
118 p. : ill. ; 22 cm.

While on a cruise with their grandfather, the Alden children help discover who is behind the mysterious troubles of the ship--disconnected phone lines, engine trouble, a man overboard--and still have fun sightseeing, eating, and swimming.