APA-referens (7:e uppl.)

(1971). The Stateman's yearbook: Statitstical and historical annual of the states of the world for the year 1971-1972. MacMillan.

Chicago-referens (17:e uppl.)

The Stateman's Yearbook: Statitstical and Historical Annual of the States of the World for the Year 1971-1972. London: MacMillan, 1971.

MLA-referens (9:e uppl.)

The Stateman's Yearbook: Statitstical and Historical Annual of the States of the World for the Year 1971-1972. MacMillan, 1971.

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