Petrovskini, V. F. (1985). An effective instrument of peace: 40th anniversary of the United Nations. Novosti Press.
Cita Chicago (17th ed.)Petrovskini, Vladimir Fedorovich. An Effective Instrument of Peace: 40th Anniversary of the United Nations. Moscow: Novosti Press, 1985.
Cita MLA (9th ed.)Petrovskini, Vladimir Fedorovich. An Effective Instrument of Peace: 40th Anniversary of the United Nations. Novosti Press, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.