Robert T. Wagner · 4 obras en el catálogoObrasAAttitudes of South Dakotans toward water resources developmeAttitudes of South Dakotans toward water resources developmentCChanges in age structure: South Dakota population, 1960-1970Changes in age structure: South Dakota population, 1960-1970CCharacteristics and needs of the aged in South Dakota, 1980-Characteristics and needs of the aged in South Dakota, 1980-1990PPopulation projection models for South Dakota, 1980, 1985, aPopulation projection models for South Dakota, 1980, 1985, and 1990
AAttitudes of South Dakotans toward water resources developmeAttitudes of South Dakotans toward water resources development
CChanges in age structure: South Dakota population, 1960-1970Changes in age structure: South Dakota population, 1960-1970
CCharacteristics and needs of the aged in South Dakota, 1980-Characteristics and needs of the aged in South Dakota, 1980-1990
PPopulation projection models for South Dakota, 1980, 1985, aPopulation projection models for South Dakota, 1980, 1985, and 1990