Lua APA (7ú heag.)
Bertolini, D. M. (1989). Back to the heart of youth work. Victor Books.
Lua i Stíl Chicago (17ú heag.)
Bertolini, Dewey M. Back to the Heart of Youth Work. [Wheaton, Ill.]: Victor Books, 1989.
Lua MLA (9ú heag.)
Bertolini, Dewey M. Back to the Heart of Youth Work. Victor Books, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.