APA (7th ed.) Citation

Public Broadcasting Service (U.S.), Unity Productions Foundation, Gardner Films, Inc, Zweites Deutsches Fernsehen, Gardner, R., Gardner, C., . . . Mercurio, S. Cities of light: The rise and fall of Islamic Spain.

Chicago Style (17th ed.) Citation

Public Broadcasting Service (U.S.), Unity Productions Foundation, Inc Gardner Films, Zweites Deutsches Fernsehen, Robert Gardner, Char Gardner, Carrie Gardner, and Sam Mercurio. Cities of Light: The Rise and Fall of Islamic Spain.

MLA (9th ed.) Citation

Public Broadcasting Service (U.S.), et al. Cities of Light: The Rise and Fall of Islamic Spain.