George Washington University. Population Information Program\nGeorge Washington University. Department of Medical and Public Affairs. (1973). Population Reports. George Washington University, Department of Medical and Public Affairs.
Chicago-viite (17. p.)George Washington University. Population Information Program\nGeorge Washington University. Department of Medical and Public Affairs. Population Reports. Washington: George Washington University, Department of Medical and Public Affairs, 1973.
MLA-viite (8. p.)George Washington University. Population Information Program\nGeorge Washington University. Department of Medical and Public Affairs. Population Reports. George Washington University, Department of Medical and Public Affairs, 1973.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.