Cytowanie według stylu APA (wyd. 7)

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,.

Cytowanie według stylu Chicago (wyd. 17)

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

Cytowanie według stylu MLA (wyd. 8)

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