LINTON, R. (1969). Tree of culture. Alfred A. Knopf.
Lua i Stíl Chicago (17ú heag.)LINTON, Ralph. Tree of Culture. New York: Alfred A. Knopf, 1969.
Lua MLA (9ú heag.)LINTON, Ralph. Tree of Culture. Alfred A. Knopf, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.