Gallagher Girls by Ally Carter (series)

Gallagher Girls is a series of mystery/thriller novels and novellas by Ally Carter. It includes the following books:

Book #	Title/Author
0.5	The Spies That Bind by Ally Carter
1	I'd Tell You I Love You, But Then I'd Have to Kill You by Ally Carter
2	Cross My Heart and Hope to Spy by Ally Carter
3	Don't Judge a Girl by Her Cover by Ally Carter
4	Only the Good Spy Young by Ally Carter
4.5	Classified Material by Ally Carter
5	Out of Sight, Out of Time by Ally Carter
5.5	Double Crossed: A Spies and Thieves Story by Ally Carter
6	United We Spy by Ally Carter
6.5	A Gallagher Wedding by Ally Carter