APA

Farnsworth E. A., .An introduction to the legal system of the United States. Estados Unidos de América: Parker School of Foreign and Comparative Law.

Chicago

Farnsworth E Allan, .An introduction to the legal system of the United States. Estados Unidos de América: Parker School of Foreign and Comparative Law.

Harvard

Farnsworth E. A., .An introduction to the legal system of the United States. Estados Unidos de América: Parker School of Foreign and Comparative Law.

MLA

Farnsworth E Allan, .Estados Unidos de América: Parker School of Foreign and Comparative Law. .