TY  - CHAP
A1  - Kamata, K.
T1  - Zenkoku kazoku chosa wo mochiita bunseki: Konzen ninshin shussho no shakai keizaiteki yoin [An analysis based on National Family Research of Japan: Socio-economic factors in premarital pregnancy]
Y1  - 2012
A3  - Anzo, S.
A3  - Kojima, H.
T2  - Mikuro deta no keiryo jinkogaku [Demographic analysis of microdata]
CY  - Tokyo
PB  - Hara Shobo

ER  -