David Busch's Canon EOS R Guide

David Busch's Canon EOS R Guide

Rocky Nook (9781681984926)
Canon EOS 90D For Dummies

Canon EOS 90D For Dummies

For Dummies (9781119674672)
Nikon D3200: From Snapshots to Great Shots

Nikon D3200: From Snapshots to Great Shots

Peachpit Press (9780321864437)