East-West Center & Retherford, R. D. (2004). Trends in fertility by education in Japan, 1966-2000. Nihon University Population Research Institute.
Chicago-viite (17. p.)East-West Center ja Robert D. Retherford. Trends in Fertility by Education in Japan, 1966-2000. Tokyo, Japan: Nihon University Population Research Institute, 2004.
MLA-viite (9. p.)East-West Center ja Robert D. Retherford. Trends in Fertility by Education in Japan, 1966-2000. Nihon University Population Research Institute, 2004.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.