Notes

Reprint. Originally published: c1986

'Apple series'--P. [4] of cover

Includes an excerpt from the author's 'The Baby-sitters Club #3 : the truth about Stacey

When Kristy, Claudia, Mary Anne, and Stacey, the members of the Baby-sitters Club, each receive mysterious calls while they are working, they decide to find out who is responsible
upper age: 99