Ebook Library http://public.eblib.com/choice/publicfullrecord.aspx?p=3135594
ebrary http://site.ebrary.com/id/10054297
EBSCOhost http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&db=nlabk&AN=108939
Safari Books Online http://proquest.safaribooksonline.com/1592001416

Ebook Library http://public.eblib.com/choice/publicfullrecord.aspx?p=3135608
ebrary http://site.ebrary.com/id/10054315
EBSCOhost http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&db=nlabk&AN=108938
Google http://books.google.com/books?id=NB5UAAAAMAAJ
HathiTrust Digital Library, Limited view (search only) http://catalog.hathitrust.org/api/volumes/oclc/53999257.html

Ebook Library http://public.eblib.com/choice/publicfullrecord.aspx?p=3135655
ebrary http://site.ebrary.com/id/10061204

ebrary http://site.ebrary.com/id/10064352

ebrary http://site.ebrary.com/id/10069602
EBSCOhost http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&db=nlabk&AN=122350

Click for information
ebrary http://site.ebrary.com/id/10146929
EBSCOhost http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&db=nlabk&AN=170557
Google http://books.google.com/books?id=yRJUAAAAMAAJ
HathiTrust Digital Library, Limited view (search only) http://catalog.hathitrust.org/api/volumes/oclc/50614364.html

eBook available for Durham College via EBSCOhost. Click link to access
EBSCOhost http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&db=nlabk&AN=25252