<p>For your original question, here is a guide. Simply download the iso (scroll down to the bottom of the first post) and since you have access to msdnaa then you should have a legal key.
scroll down to the iso method, and then once it’s downloaded, check out the second link for a tutorial on “How to Install Windows 7 on Your Mac Using Boot Camp”</p>
<p>[LEGAL</a> Windows 7 Download Links (Just like Vista before!!!)](<a href=“TechnologyGuide - TechTarget”>TechnologyGuide - TechTarget)</p>
<p>[iClarified</a> - Bootcamp - How to Install Windows 7 on Your Mac Using Boot Camp](<a href=“How to Install Windows 7 on Your Mac Using Boot Camp - iClarified”>How to Install Windows 7 on Your Mac Using Boot Camp - iClarified)</p>