CS5-thru-CC PPro/Encore tutorial list http://forums.adobe.com/thread/1448923 may help
The bottom section of the link above has several Adobe links, and other information, on downloading Premiere Pro CS6 and the bundled Encore CS6, and the TWO ADDED downloads for the Encore library content... including a link to a picture that SHOWS how to get to the previous version process
see the picture in reply 3 - Is encore included in premiere cc 2014?