1. It is very similar to "DIN ROUND PRO"
2. It's a bit similar to "Cst Berlin East Org Round OT"
But I hope you find the exact :)
Unzip or open the RAR, and drag the font from which all fonts are hosted on Windows.
W7 This is the way ...
Start - Control Panel - Appearance and Personalization - Sources
Usually you can use in Word.
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Also, once downloaded the source just 2 clicks in the source file and at the top there is a button that says install, tighten and ready. very very simple.
Greetings!