Cornell, R. (1970). The Soviet political systems: A book of readings. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Cornell, Richard. The Soviet Political Systems: A Book of Readings. Englewood Cliffs, N.J: Prentice-Hall, 1970.
Lua MLA (9ú heag.)Cornell, Richard. The Soviet Political Systems: A Book of Readings. Prentice-Hall, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.