Keene, Carolyn.

Valentine's Day secret / by Carolyn Keene ; illustrated by Macky Pamintuan. - New York : Scholastic Inc., 2009. - 85 p. : ill. ; 20 cm. - Nancy Drew and the Clue Crew ; 12. .

Nancy Drew investigates a mean valentine sent to one of the Clue Crew.

ISBN: 9780545134675 0545134676

Subjects--Topical Terms:
Drew, Nancy (Fictitious character)--Fiction.
Mystery and detective stories.