Duignan, B. (2010). The executive branch of the federal government: Purpose, process, and people. Britannica Educational Pub., in association with Rosen Educational Services.
Style de citation Chicago (17e éd.)Duignan, Brian. The Executive Branch of the Federal Government: Purpose, Process, and People. New York: Britannica Educational Pub., in association with Rosen Educational Services, 2010.
Style de citation MLA (8e éd.)Duignan, Brian. The Executive Branch of the Federal Government: Purpose, Process, and People. Britannica Educational Pub., in association with Rosen Educational Services, 2010.
Attention : ces citations peuvent ne pas être correctes à 100%.