Bryn Mawr : Intercellegiate Studies Institute
Majalah, Jurnal, Buletin
Washington : University of Washington
Majalah, Jurnal, Buletin
Sidney : H.R. Krygier
Majalah, Jurnal, Buletin
New York : Academy of Political Science
Majalah, Jurnal, Buletin
Washington, D.C : Library of Congress
Majalah, Jurnal, Buletin