Heisei 2-nen kokusei chōsa ni kansuru chiiki messhu tōkei chizu. Kaikyū messhu mappu : tsuketari, Heisei 2-nen kokusei chōsa ni kansuru chiiki messhu tōkei no gaiyō = Statistical maps on grid square basis : compiled from the results of the 1990 population census
prepared by Department of City Development (DCD), Policy Development Information System (PDIS), Central Electronics Data Services (CEDS), City of Milwaukee