Linden, G. M., Brink, D. C., & Huntington, R. H. (1986). Legacy of freedom: A history of the United States ([Teacher's ed.].). Laidlaw Brothers.
Lua i Stíl Chicago (17ú heag.)Linden, Glenn M., Dean C. Brink, agus Richard H. Huntington. Legacy of Freedom: A History of the United States. [Teacher's ed.]. River Forest, Ill.: Laidlaw Brothers, 1986.
Lua MLA (8ú heag.)Linden, Glenn M., et al. Legacy of Freedom: A History of the United States. [Teacher's ed.]. Laidlaw Brothers, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.