Lua APA (7ú heag.)

TOLZ, V. (1990). The USSR in 1989: A Record of Events. Westview.

Lua i Stíl Chicago (17ú heag.)

TOLZ, Vera. The USSR in 1989: A Record of Events. Boulder: Westview, 1990.

Lua MLA (9ú heag.)

TOLZ, Vera. The USSR in 1989: A Record of Events. Westview, 1990.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.