New York : Praeger, 1988.

Internet Archive >> None

Kapoor, Ashok, 1940-

Boulder : Westview Press, 1979.

Internet Archive >> None

Niblock, Tim

Boulder, Colo. : Lynne Rienner Publishers, 2001.

Internet Archive >> None

Kumamoto, Robert D., 1948-

Boston : Northeastern University Press, c1999.

Internet Archive >> None

Seattle : Russian, East European, and Central Asian Studies Center at the Henry M. Jackson School of International Studies, University of Washington in association with University of Washington Press, c2001.

Internet Archive >> None