The International, 1969 to 1971 : : general secretary's report to the Helsinki Council Conference of the Socialist International, 25-27 May 1971.

MLA

The International, 1969 to 1971 : General Secretary's Report to the Helsinki Council Conference of the Socialist International, 25-27 May 1971. London: SI, 1972.

APA

(1972). The International, 1969 to 1971 : general secretary's report to the Helsinki Council Conference of the Socialist International, 25-27 May 1971. London: SI.

Chicago

The International, 1969 to 1971: General Secretary's Report to the Helsinki Council Conference of the Socialist International, 25-27 May 1971. London: SI, 1972.