How to implement client side people picker in SharePoint App Part

http://code.msdn.microsoft.com/office/SharePoint-2013-Add-the-900e0742/view/SourceCode

Hi we had implemented client side people picker in SharePoint 2013 apps( Immersive Full Page) its working as a charm.

But i need to implement the same people picker with in the (Iframe) app part ( using client web part) is it possible? if possible how to approach.

Any help will be appreciated.