Incoming Resources
- Houghton Mifflin Co., Boston Mass., 2006
- Little, Brown, Boston Mass., c1993
- Houghton Mifflin, Boston Mass., 2012
- Houghton Mifflin Books for Children, Boston Mass., 2010
- Little, Brown & Co., Boston Mass., c2003
- Houghton Mifflin, Boston Mass., ©2008
- Houghton Mifflin Harcourt, Boston Mass., 2010