Citazione Stile APA (7a Edizione)

Boyer, P. S. (2010). The enduring vision: A history of the american people (6th ed., International student ed.). Wadsworth Cengage Learning.

Citazione stile Chigago Style (17a edizione)

Boyer, Paul S. The Enduring Vision: A History of the American People. 6th ed., International student ed. Boston, MA [u.a.]: Wadsworth Cengage Learning, 2010.

Citatione MLA (9a ed.)

Boyer, Paul S. The Enduring Vision: A History of the American People. 6th ed., International student ed. Wadsworth Cengage Learning, 2010.