United Nations Statistical Office. (1968). The use of electronic computers for the processing of population censuses.
Lua i Stíl Chicago (17ú heag.)United Nations Statistical Office. The Use of Electronic Computers for the Processing of Population Censuses. New York, 1968.
Lua MLA (9ú heag.)United Nations Statistical Office. The Use of Electronic Computers for the Processing of Population Censuses. 1968.
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