Kankoku no shōshi kōreika to kakusa shakai

Name: Kankoku no shōshi kōreika to kakusa shakai
Author: Ikumi Haruki

No description available.

Kōreika shakaiSocial stratificationSocial conditionsOlder peopleShōshikaKankokuShakai kaisōPopulationChildbirthStatisticsHistoryPopulation aging