The Case of the Double Cross (I Can Read Books: Level 2)
By Crosby Bonsall.
Description
Wizard's private eyes don't want any girls in their clubhouse. But a funny little man double-crosses the boys with a message in code. Then Marigold and her girlfriends get to show just how much the private eyes really need them. - from Amzon
ISBN(s)
0812410106, 9780812410105
