<http://webisa.webdatacommons.org/418244709>	<http://www.w3.org/ns/prov#value>	"Proof read by and written in close collaboration with classical and non classical singers, teachers, therapists and other experts." .
<http://webisa.webdatacommons.org/prov/266251363>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/418244709> .
<http://webisa.webdatacommons.org/418244709>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<booktopia.com.au> .
<http://webisa.webdatacommons.org/prov/135962959>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/418244709> .
<http://webisa.webdatacommons.org/418244709>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .