The history of traffic analysis : World War I-Vietnam - Borrmann, Donald A.; Safari eBooks (Fort George C. Meade, MD : Center for Cryptologic History, National Security Agency, 2013)
Description based on online resource; title from title page (Safari, viewed March 29, 2016).
Includes bibliographical references.
Keywords: Communications, Military; Military intelligence -- United States -- History -- 20th century; Electronic surveillance; Electronic books