APA

,, . (1978). Year book of the United Nations, 1975. New York: UNO.

Chicago

,, . 1978. Year book of the United Nations, 1975. New York: UNO.

Harvard

,, . (1978). Year book of the United Nations, 1975. New York: UNO.

MLA

,, . Year book of the United Nations, 1975. New York: UNO. 1978.