APA Style
Soviet update 1989 - 1990. (1991).
San Francisco:
Westview press.
Chicago Style
Soviet update 1989 - 1990.
.
San Francisco:
Westview press,
1991.
Text.
MLA Style
Soviet update 1989 - 1990.
.
San Francisco:
Westview press,
1991.
Text.
Turabian Style
Soviet update 1989 - 1990.
San Francisco:
Westview press,
1991.
Print.