Khrushchev, Nikita Sergeevich (2007). «Biographies». En Khrushchev, Sergeĭ, ed. Memoirs of Nikita Khrushchev, Volume 3, Statesman, 1953–1964. University Park, Pennsylvania: Pennsylvania State University Press. p. 969. ISBN978-0-271-02935-1., translated by George Shriver and Stephen Shenfield.
Kaplan, Karel (1990). «The Witch Hunt». Report on the Murder of the General Secretary. London: I.B. Tauris. p. 11. ISBN978-1-85043-211-1., translated by Karel Kovanda.
Khrushchev, Sergeĭ N. (2000). Nikita Khrushchev and the Creation of a Superpower. University Park, Pennsylvania: Pennsylvania State University Press. pp. 213–214. ISBN978-0-271-02170-6., translated by Shirley Benson.
Lepak, Keith John (1988). «Political System I, 1971-1976: Edward Gierek, the party-state, and Polish society». Prelude to Solidarity: Poland and the Politics of the Gierek Regime. New York: Columbia University Press. p. 56. ISBN978-0-231-06608-2.