@book{ Solr-60498, title = {Integrated security systems design : concepts, specifications, and implementation}, author = {Norman, Thomas L.}, address = {Amsterdam ; Boston}, publisher = {Elsevier Butterworth-Heinemann}, year = {2007}, url = {http://www.loc.gov/catdir/toc/ecip074/2006038020.html} url = {http://www.loc.gov/catdir/enhancements/fy0703/2006038020-d.html} }