Sixth Mad Case Book on Spy vs Spy » 1 issues

The order of the Mad Spy vs. Spy paperbacks (with various publishers) are:
 
1. The All New Mad Secret File on Spy vs Spy
2. Mad's Spy vs Spy Follow-Up File
3. The Third Mad Dossier of Spy vs Spy
4. The Fourth Mad Declassified Papers on Spy vs Spy
5. The Fifth Mad Report on Spy vs Spy
6. The Sixth Mad Case Book on Spy vs Spy
7. Mad Prohias' Spy vs Spy The Updated Files #7 
8. Mad Spy vs Spy, the Updated Files #8