Citazione Stile APA (7a Edizione)

Dussia, T., & Hahn, J. A. (2018). United States Government. HMH, Houghton Mifflin Harcourt Publishing Company.

Citazione stile Chigago Style (17a edizione)

Dussia, Tracy, e Jill Anne Hahn. United States Government. [Boston]: HMH, Houghton Mifflin Harcourt Publishing Company, 2018.

Citatione MLA (9a ed.)

Dussia, Tracy, e Jill Anne Hahn. United States Government. HMH, Houghton Mifflin Harcourt Publishing Company, 2018.