Bradley, S., Beatty, R. C., & Long, E. H. The American Tradition in Literature. Whitman to the Present.
Lua i Stíl Chicago (17ú heag.)Bradley, Sculey, Richmond Croom Beatty, agus E. Hudson Long. The American Tradition in Literature. Whitman to the Present.
Lua MLA (8ú heag.)Bradley, Sculey, et al. The American Tradition in Literature. Whitman to the Present.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.