Icrontic.com's Dan Wieringa has written a guide to installing OS X Leopard, Ubuntu and Vista 64 on a MacBook Pro, allowing users to triple boot operating systems. The guide offers step-by-step instructions to walk users through the complete process.
"Ever felt the need to run three operating systems separately on your MacBook Pro? I scoured the internet in search of a good, straightforward guide to accomplishing the task. Unhappy with what I found, I decided to write up a straightforward guide for anyone else daring enough to do the same."