Installing and dual-booting Windows 8 on Mac OS X mountain Lion are
really easy now. Thanks to Apple’s latest update to the OS X mountain
lion. Apple has released Boot Camp 5 in the latest OS X Mountain Lion
v10.8.3 which now supports installing Windows 8 on your Macs. Using
Boot Camp 5, Mac users can now easily switch between OS X and Windows
8.Also Chek -> Install Windows8 / Windows7 or Linux Using USB Drive.