Title: 50 años de operaciones encubiertas en EE. UU. /
Authors: Seigle, Larry,; Clark, Steve, 1948-; Dobbs, Farrell.; Clark, Steve
Year: 2014
Subjects: Socialist Workers Party.; United States.; Undercover operations Political aspects United States.; Socialism United States; Working class Political activity United States; Communism United States History; Espionage United States.