Helen Dwight Reid Educational Foundation. (1990). Perspectives on political science. Heldref Publications.
Style de citation Chicago (17e éd.)Helen Dwight Reid Educational Foundation. Perspectives on Political Science. Washington, D.C.: Heldref Publications, 1990.
Style de citation MLA (9e éd.)Helen Dwight Reid Educational Foundation. Perspectives on Political Science. Heldref Publications, 1990.
Attention : ces citations peuvent ne pas être correctes à 100%.