Helferich, G. (2007). High cotton: Four seasons in the Mississippi Delta. Counterpoint.
Lua i Stíl Chicago (17ú heag.)Helferich, Gerard. High Cotton: Four Seasons in the Mississippi Delta. New York: Counterpoint, 2007.
Lua MLA (9ú heag.)Helferich, Gerard. High Cotton: Four Seasons in the Mississippi Delta. Counterpoint, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.