APA (7th ed.) Citation

(2003). Excalibur: Level 3 (New. ed.). Hueber.

Chicago Style (17th ed.) Citation

Excalibur: Level 3. New. ed. [Ismaning]: Hueber, 2003.

MLA (9th ed.) Citation

Excalibur: Level 3. New. ed. Hueber, 2003.