Creative Commons Share Alike 3.0
Click FilePrint.
Choose the General tab.
Under Range, choose Pages.
Type the numbers of the pages in this order: 12, 1, 2, 11, 10, 3, 4, 9, 8, 5, 6, 7
Choose the Page Setup tab.
Under Layout, in the Two-side option, select Short Edge (Flip).
In the Pages per side option, select 2.
In the Page ordering menu, select Left to right.
Click Print.