Wegmann, B. (1986). Ocho Mundos: Themes for vocabulary building and cultural awareness (3rd ed.). Harcourt brace.
Chicago Style (17th ed.) ZitazioaWegmann, Brenda. Ocho Mundos: Themes for Vocabulary Building and Cultural Awareness. 3rd ed. Philadelphia: Harcourt brace, 1986.
MLA (9th ed.) ZitazioaWegmann, Brenda. Ocho Mundos: Themes for Vocabulary Building and Cultural Awareness. 3rd ed. Harcourt brace, 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.