- Association for Career and Technical Education, Alexandria, Va., c1999-
- PBS Video, Alexandria, Va., c2004
- PBS Home Video, Distributed by Paramount Home Entertainment, Alexandria, Va., Hollywood, Calif., 2006
- PBS Home Video, Alexandria, Va., 2004
- American Diabetes Association, Alexandria, Va., ©2012
- PBS Distribution, Alexandria, Va., ©2011
- PBS Home Video, Alexandria, Va., c2008
- PBS Home Video, Warner Home Video, Alexandria, Va., Burbank, CA, 2002
- Distributed by PBS Home Video, Alexandria, Va., c2009
- PBS Distribution, Alexandria, Va., 2009
- Vulcan Productions, WGBH, PBS, PBS Distribution, Seattle, Wash., Boston, Alexandria, Va., New York, c2010
- Association for Supervision and Curriculum Development, Alexandria, Va., ©2003
- Distributed by PBS Distribution, Alexandria, Va., ©2010
- American Geological Institute, Alexandria, Va., 1997
- Saxtons River Publications, Alexandria, Va., c1989
- PBS Home Video, Distributed by Paramount Home Entertainment, Alexandria, Va., Hollywood, Calif., 2005
- APPA, Alexandria, Va., ©2008
- Time-Life Books, Alexandria, Va., c1997
- Public Broadcasting Service PBS, Alexandria, Va., 1995
- PBS Home Video, Paramount Home Entertainment distributor, Alexandria, Va., Hollywood, Calif., 2004
- Distributed by PBS Home Video, Alexandria, Va., c2005
- JDRF, American Diabetes Association, Alexandria, Va., ©2013
- American Association for Counseling and Development, Alexandria, Va., ©1984-
- Berrett-Koehler Publishers, Society for Human Resource Management, San Francisco, Alexandria, Va., ©2008
- Time-Life Books, Alexandria, Va., ©2000
- PBS Video, Alexandria, Va., 2000
- International Society for Technology in Education, ASCD, Eugene, Or., Alexandria, Va., ©2012
- PBS Home Video, Alexandria, Va., c1999
- PBS Home Video, Distributed by Paramount Home Entertainment, Alexandria, Va., Hollywood, CA, 2004
- ASCD, Alexandria, Va., ©2010
- Association for Supervision and Curriculum Development, Alexandria, Va., c1979
- American Diabetes Association, Alexandria, Va., ©2009
- PBS Distribution, Alexandria, Va., c2010
- Association for Supervision and Curriculum Development, Alexandria, Va., ©2002
- Association for Supervision and Curriculum Development, Alexandria, Va., ©2000
- PBS Home Video, Alexandria, Va., c2005
- PBS Video, Alexandria, Va., 1991
- ASTD Press, Alexandria, Va., ©2014
- PBS Home Video, Turner Home Entertainment, Alexandria, Va., Atlanta, 1997
- Public Broadcasting Service PBS, Alexandria, Va., 1997
- American Diabetes Association, Alexandria, Va., c2009
- Abamedia, PBS Home Video, Fort Worth, Tex., Alexandria, Va., c1999
- Time-Life Books, Alexandria, Va., ©1982
- Time-Life Books, Alexandria, Va., ©1977
- PBS Home Video, Alexandria, Va., c2004
- American College Personnel Association, Alexandria, Va., 1988-
- Chimerica Media Limited, Distributed by PBS Distribution, United States, Alexandria, Va., c2009
- PBS Home Video, Distributed by PBS Distribution, Alexandria, Va., Arlington, VA, 2009
- American Geological Institute, Alexandria, Va., c2001
- PBS Home Video, Distributed by Parmount Home Entertainment, Alexandria, Va., Hollywood, Calif., ©2006