APA-Zitierstil (7. Ausg.)

George Washington University. Population Information Program, George Washington University. Dept. of Medical and Public Affairs, & Johns Hopkins University. Population Information Program. Population reports. Population Information Program, The Johns Hopkins University,.

Chicago-Zitierstil (17. Ausg.)

George Washington University. Population Information Program, George Washington University. Dept. of Medical and Public Affairs, und Johns Hopkins University. Population Information Program. Population Reports. Baltimore, Md.: Population Information Program, The Johns Hopkins University,.

MLA-Zitierstil (8. Ausg.)

George Washington University. Population Information Program, et al. Population Reports. Population Information Program, The Johns Hopkins University,.