Nagel, D. (1993). Sacred circles of love: A new life for the children of the Lakota. St. Joseph's Indian School.
Lua i Stíl Chicago (17ú heag.)Nagel, David. Sacred Circles of Love: A New Life for the Children of the Lakota. Chamberlain, South Dakota: St. Joseph's Indian School, 1993.
Lua MLA (8ú heag.)Nagel, David. Sacred Circles of Love: A New Life for the Children of the Lakota. St. Joseph's Indian School, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.