- NTC Publishing Group, Lincolnwood, IL, 2000
- PI Kids, Lincolnwood, IL, 2011
- NTC, Lincolnwood, IL, 1998
- Contemporary Books, Lincolnwood, IL, 1999
- NTC/Contemporary Pub., Lincolnwood, IL, c1997
- Publications International, Lincolnwood, IL, 2011
- Publications International, Lincolnwood, IL, c1998
- NTC Publishing Group, Lincolnwood, IL, 1992, c1991
- NTC Pub. Group, Lincolnwood, IL, c1998
- Passport Books, Lincolnwood, IL, c1993
- NTC Publishing Group, Lincolnwood, IL, 1992, c1986
- National Textbook Company, Lincolnwood, IL, c1995
- National Textbook Co., Lincolnwood, IL, 1995?
- NTC Pub. Group, Lincolnwood, IL, c1997
- NTC Publishing Group, Lincolnwood, IL, 1996
- Passport Books, Lincolnwood, IL, 1991
- NTC Pub. Group, Lincolnwood, IL, 1997
- NTC/Contemporary Publishing, Lincolnwood, IL, c2000
- Passport Books, Lincolnwood, IL, c1998
- Contemporary Books, Lincolnwood, IL, 1998