City of San Diego, California Comprehensive Annual Financial Report, for the Year ended June 30, 2009. www.sandiego.gov [online]. [cit. 2011-11-13]. Dostupné v archivu pořízeném z originálu dne 2011-11-06.
web.archive.org
City of San Diego, California Comprehensive Annual Financial Report, for the Year ended June 30, 2009. www.sandiego.gov [online]. [cit. 2011-11-13]. Dostupné v archivu pořízeném z originálu dne 2011-11-06.