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British political facts 1900 - 1960
Butler, David, (1963)
Facts in focus
(1978)
The British economy key statistics 1900-1970
Alford, R. F. G., (1973)
Survey of shelterless persons in Karachi 1959 : report
Ahmed, Nazir, (1959)
(1974)
The work of the Central Statistical Office
Campion, H., (1953)