@inbook{Tsuya1990,
author = {Tsuya, N. },
title= {Oya tono Do/bekkyo: Sono Shakaiteki Yoin (Coresidence with Parents: Its Social Determinants)},
year = {1990},
editor = {Newspapers, The Population Problems Research Council of Mainichi},
booktitle = {Kiroku / Nihon no Jinko: Shosan heno Kiseki (A Record of Japanese Population: Traits to the Fewer Births)},
address = {Tokyo},
publisher = {Mainichi Newspapers},
pages = {85--110},
}