APA (7th ed.) Citation

Kultur International Films, Discovery Communications, Inc, Learning Channel (Firm), & Hardy, R. (2009). Castle ghosts of the British Isles. Kultur ; Discovery Communications, Inc..

Chicago Style (17th ed.) Citation

Kultur International Films, Inc Discovery Communications, Learning Channel (Firm), and Robert Hardy. Castle Ghosts of the British Isles. West Long Branch, NJ : [Place of publication not identified]: Kultur ; Discovery Communications, Inc., 2009.

MLA (8th ed.) Citation

Kultur International Films, et al. Castle Ghosts of the British Isles. Kultur ; Discovery Communications, Inc., 2009.

Warning: These citations may not always be 100% accurate.