Ferdinand, P. (1991). Communist regimes in comparative perspective: The evolution of the Soviet, Chinese and Yugoslav systems. Harvester Wheatsheaf.
Citação norma ChicagoFerdinand, Peter. Communist Regimes in Comparative Perspective: The Evolution of the Soviet, Chinese and Yugoslav Systems. Hertfordshire: Harvester Wheatsheaf, 1991.
Citação norma MLAFerdinand, Peter. Communist Regimes in Comparative Perspective: The Evolution of the Soviet, Chinese and Yugoslav Systems. Harvester Wheatsheaf, 1991.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.