APA-viite (7. p.)
Ungar, S. J. (1989). Africa: The people and politics of an emerging continent. Simon and Schuster.
Chicago-viite (17. p.)
Ungar, Sanford J. Africa: The People and Politics of an Emerging Continent. New York: Simon and Schuster, 1989.
MLA-viite (9. p.)
Ungar, Sanford J. Africa: The People and Politics of an Emerging Continent. Simon and Schuster, 1989.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.