APA (7th ed.) Citation

DreamWorks Animation, DreamWorks Home Entertainment (Firm), Sanders, C., Deblois, D., Davies, L. W., Arnold, B., . . . Cowell, C. (2011). How to train your dragon (Blu-ray 3D + DVD, second-disc combo pack.). DreamWorks Animation.

Chicago Style (17th ed.) Citation

DreamWorks Animation, et al. How to Train Your Dragon. Blu-ray 3D + DVD, second-disc combo pack. [United States]: DreamWorks Animation, 2011.

MLA (9th ed.) Citation

DreamWorks Animation, et al. How to Train Your Dragon. Blu-ray 3D + DVD, second-disc combo pack. DreamWorks Animation, 2011.