WC095, a 6-page illustrated fact sheet by Ricky Telg, presents techniques for organizing the subject through the viewfinder of a digital camera — how to hold the camera properly, angles, “rule of thirds” lines, depth of field, background distractions, and types of photos. Includes footnotes. Published by the UF Department of Agricultural Education and Communication, July 2010.
http://edis.ifas.ufl.edu/wc095