Incoming Resources
- PBS DVD, Distributed by Warner Home Video, Alexandria, VA, Burbank, CA, 2002, c1990
- Distributed by PBS Distribution, Alexandria, VA, 2014
- PBS Home Video, Alexandria, VA, c2004
- PBS Distribution, Alexandria, VA, 2019
- PBS Distribution, Alexandria, VA, 2016
- PBS Home Video, Alexandria, VA, 2005
- PBS Home Video, Distributed by Paramount Home Entertainment, Alexandria, VA, 2004, c1991
- PBS DVD, Distributed by Warner Home Video, Alexandria, VA, Burbank, CA, 2001, c1997