The Babysitters Club collection.
Martin, Ann M.,1955-
Martin, Ann M.,1955-Mary Anne saves the day.
Martin, Ann M.,1955-Sawn and the impossible three.
Martin, Ann M.,1955-Kristy's big day.
London :  Hippo,
1995.
bk. 1. Mary Anne saves the day -- bk. 2. Dawn and the impossible three -- bk. 3. Kristy's big day.