Nikon D3100 CheatSheet

Powerextra EN-EL14 EN-EL14a 2 x Battery & Car Charger Compatible with Nikon D3100 D3200 D3300 D3400 D3500 D5100 D5200 D5300 D5500, P7000 P7100 P7200 P7700 P7800 DSLR Cameras

David Busch's Compact Field Guide for the Nikon D3100 (David Busch's Digital Photography Guides)

Nikon School Fast, Fun & Easy V DVD (D3000,D3100, &D5000)

Nikon D3100 For Dummies

Nikon D3100: From Snapshots to Great Shots