(1989). China's nationwide fertility and family planning sample survey ends successfully. Population headliners, 171, 2.
Chicago Zitierstil"China's Nationwide Fertility and Family Planning Sample Survey Ends Successfully." Population Headliners 171 (1989): 2.
MLA Zitierstil"China's Nationwide Fertility and Family Planning Sample Survey Ends Successfully." Population Headliners, 171, 1989, p. 2.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.