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Geographical mobility: March 1975 to March 1977 : U. S. Department of Commerce ; Bureau of the Census
(1978)
Geographical mobility: March 1975 to March 1978 : U. S. Department of Commerce ; Bureau of the Census
Geographical mobility : March 1980 to March 1981 ; U. S. Department of Commerce, Bureau of the Census, [Population Division]
(1983)