Amazon.com : NEEWER Mount Lens Adapter Manual Focus Ring Compatible with Canon EF/EF-S Lens to Sony E Mount Camera A1 A9 A7 A7C A7R A7S A6600 A6400 NEX-7 NEX-6 ZV-E10 FX30, Not
Sony NEX-6 and NEX-5R Book by Gary L. Friedman and Mike Hendren
User manual Sony Alpha NEX-6 (English - 627 pages)