Hingley, R. (1970). The Russian secret police: Muscovite, Imperial Russian and Soviet Political security operations, 1565-1970. Hutchinson.
Citazione stile Chigago Style (17a edizione)Hingley, Ronald. The Russian Secret Police: Muscovite, Imperial Russian and Soviet Political Security Operations, 1565-1970. London: Hutchinson, 1970.
Citatione MLA (8a ed.)Hingley, Ronald. The Russian Secret Police: Muscovite, Imperial Russian and Soviet Political Security Operations, 1565-1970. Hutchinson, 1970.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.