Incoming Resources
- Discovery Channel, Place of publication not identified, ©2007
- Discovery Channel, Distributed by Time-Life Video, S.l., Alexandria, VA, 1995, c1993
- Discovery Channel, United States, ©2007
- Discovery Channel, Distributed by Time-Life Video, Place of publication not identified, Alexandria, VA, 1995, ©1993
- Discovery Channel, Time-Life Video, Place of publication not identified, Alexandria, VA, 1995, ©1993
- Discovery Channel, S.l., c2007