Wegmann, B. (1986). Ocho Mundos: Themes for vocabulary building and cultural awareness (3rd ed.). Harcourt brace.
Lua i Stíl Chicago (17ú heag.)Wegmann, Brenda. Ocho Mundos: Themes for Vocabulary Building and Cultural Awareness. 3rd ed. Philadelphia: Harcourt brace, 1986.
Lua MLA (9ú heag.)Wegmann, Brenda. Ocho Mundos: Themes for Vocabulary Building and Cultural Awareness. 3rd ed. Harcourt brace, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.