USSR: Questions and Answers, 1917-1967. Novosti Press Agency Publishing House.
Cita Chicago Style (17a ed.)USSR: Questions and Answers, 1917-1967. [Moscow]: Novosti Press Agency Publishing House.
Cita MLA (9a ed.)USSR: Questions and Answers, 1917-1967. Novosti Press Agency Publishing House.
Precaución: Estas citas no son 100% exactas.
