Owens, K. (1993). The world of the child. Merrill.
Lua i Stíl Chicago (17ú heag.)Owens, Karen. The World of the Child. New York: Merrill, 1993.
Lua MLA (9ú heag.)Owens, Karen. The World of the Child. Merrill, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.