The answer to your question can be found in the links that John has posts. The ones that you seek are specifically
Premiere Elements 12 Help PDF (319 pages)
Elements Organizer 12 Help PDF (238 pages)
Each can be saved to your computer or printed if you want to invest the print on so many pages.
But, you may also be interested in my own "manuals" of sort, that is, my blog posts
Premiere Elements 12 First Look
Premiere Elements 12 Daily Discoveries
Lots that you will useful and not necessarily found in the Help PDFs