APA

,, . (1989). Year book of the international law commission, 1989. New York: UNO.

Chicago

,, . 1989. Year book of the international law commission, 1989. New York: UNO.

Harvard

,, . (1989). Year book of the international law commission, 1989. New York: UNO.

MLA

,, . Year book of the international law commission, 1989. New York: UNO. 1989.