"Booz Allen Not An Independent Check On SWIFT Surveillance". Diarsipkan dari asli tanggal 2007-01-04. Diakses tanggal 2007-11-24., A Memo by the American Civil Liberties Union and Privacy International For the Article 29 Working Party of the European Commission. privacyinternational.org (September 27, 2006)
researchgate.net
Herman, Mark; Rivera, Stephanie; Mills, Steven; Kim, Michael (November 2013). The Field Guide to Data Science. Booz Allen Hamilton.
"Booz Allen Not An Independent Check On SWIFT Surveillance". Diarsipkan dari asli tanggal 2007-01-04. Diakses tanggal 2007-11-24., A Memo by the American Civil Liberties Union and Privacy International For the Article 29 Working Party of the European Commission. privacyinternational.org (September 27, 2006)