APA Zitierstil

(1977). CIA, Directorate of Intelligence, Review of Soviet Internal Affairs, June 7, 1977, Top Secret Umbra.

Chicago Zitierstil

CIA, Directorate of Intelligence, Review of Soviet Internal Affairs, June 7, 1977, Top Secret Umbra. 1977.

MLA Zitierstil

CIA, Directorate of Intelligence, Review of Soviet Internal Affairs, June 7, 1977, Top Secret Umbra. 1977.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.