A fertility survey in Japan of 1952 /

• Main Author: Okasaki, Ayanori, 1895-1979 (συγγραφέας)
• Format: Book
• Language: English
• Published: [χ.τ.] : The Institut of Population Problems, Ministry of Welfare, 1953.
• Subjects: Γονιμότητα, Ανθρώπινη