Pounds, N. J. (1966). Europe and the Soviet Union (2nd ed.). McGraw-Hill.
Chicago Style (17th ed.) ZitazioaPounds, Norman J.G. Europe and the Soviet Union. 2nd ed. New York: McGraw-Hill, 1966.
MLA (9th ed.) ZitazioaPounds, Norman J.G. Europe and the Soviet Union. 2nd ed. McGraw-Hill, 1966.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.