About: http://webisa.webdatacommons.org/232600586

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	As others have commented this book is a very through explanation of sharpening in Photoshop and Lightroom.
http://www.w3.org/ns/prov#wasQuotedFrom	amazon.co.uk