- Grolier Educational, Danbury, Conn., 2002
- Grolier Educational Corp., Danbury, Conn., 1999
- Grolier Educational Corp., Danbury, Conn., c1999
- Grolier, Danbury, Conn., 2005
- F. Watts, Danbury, Conn., 2000
- Children's Press, Danbury, Conn., 1996
- Grolier Educational, Danbury, Conn., c1996
- Grolier Educational, Danbury, Conn., 1999
- Children's Press, Danbury, Conn., 1997
- Grolier Academic Reference, Danbury, Conn., c2005
- Grolier Enterprises Inc., Danbury, Conn., c1994
- Grolier Enterprises, Danbury, Conn., 1994
- Grolier Educational, Danbury, Conn., 2000-
- Grolier Educational Corp., Danbury, Conn., 2000
- Grolier Educational Corp., Danbury, Conn., c1994 i.e. 1993
- Children's Press, Danbury, Conn., c1998
- Grolier Educational, Danbury, Conn., c2001
- Scholastic Library Pub., Danbury, Conn., c2006
- Grolier Educational, Danbury, Conn., 2001
- Children's Press, Danbury, Conn., 2005
- Franklin Watts, Danbury, Conn., c2004
- Grolier, Danbury, Conn., 1995
- Children's Press, Danbury, Conn., c2005
- Grolier Educational, Danbury, Conn., c2002
- Grolier Educational Corp., Danbury, Conn., 1992
- Scholastic Library Pub., Danbury, Conn., c2005
- Grolier, Danbury, Conn., 2004
- Grolier Educational Corp., Danbury, Conn., c1995
- Grolier Educational, Danbury, Conn., 1997
- Grolier, Danbury, Conn., c2003
- Franklin Watts, Danbury, Conn., 2000