Donald Maclean (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Donald Maclean" in Spanish language version.

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81st place

archive.org

  • Moynihan, Daniel Patrick (1998). Secrecy: The American Experience. Yale University Press. pp. 54. ISBN 0-300-08079-4.  "In these coded messages the spies' identities were concealed beneath aliases, but by comparing the known movements of the agents with the corresponding activities described in the intercepts, the FBI and the code-breakers were able to match the aliases with the actual spies."
  • Charles L. Mee, (1984). The Marshall Plan. Nueva York: Simon & Schuster. p. 99. ISBN 0-671-42149-2. 

fbi.gov

foia.fbi.gov

marshallfoundation.org

nsa.gov

web.archive.org

wikisource.org

en.wikisource.org

worldbank.org

web.worldbank.org