Childs, D., & Popplewell, R. (1999). The Stasi : the East German Intelligence and Security Service, 1917-89 / by David Childs and Richard Popplewell: The East German Intelligence and Security Service, 1917-89. Macmillan.
Chicago Style (17th ed.) CitationChilds, David, and Richard Popplewell. The Stasi : The East German Intelligence and Security Service, 1917-89 / by David Childs and Richard Popplewell: The East German Intelligence and Security Service, 1917-89. Basingstoke: Macmillan, 1999.
MLA (9th ed.) CitationChilds, David, and Richard Popplewell. The Stasi : The East German Intelligence and Security Service, 1917-89 / by David Childs and Richard Popplewell: The East German Intelligence and Security Service, 1917-89. Macmillan, 1999.
Warning: These citations may not always be 100% accurate.