Cita APA

(1968). CIA, Task Team Report, Critical Situation Overview: The Soviet-Czechoslovak Crisis, 1968, December 13, 1968, Top Secret [Ruff Umbra].

Citación estilo Chicago

CIA, Task Team Report, Critical Situation Overview: The Soviet-Czechoslovak Crisis, 1968, December 13, 1968, Top Secret [Ruff Umbra]. 1968.

Cita MLA

CIA, Task Team Report, Critical Situation Overview: The Soviet-Czechoslovak Crisis, 1968, December 13, 1968, Top Secret [Ruff Umbra]. 1968.