<http://webisa.webdatacommons.org/prov/504899340>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/23224745> .
<http://webisa.webdatacommons.org/23224745>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/23224745>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<udel.edu> .
<http://webisa.webdatacommons.org/23224745>	<http://www.w3.org/ns/prov#value>	"The purpose of this guide is to identify sources of interest to book collectors and book buyers, mainly individuals interested in developing personal collections." .