About: http://webisa.webdatacommons.org/322829205

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	This book is a guide to using the Sony a7 and a7R, the first full frame, autofocus system cameras.
http://www.w3.org/ns/prov#wasQuotedFrom	feedbooks.com