- Author: Houghton Mifflin Harcourt School
- Language: English
- Author: Bernard E. Harcourt
- Language: English
- Year: 2007
- Author: Bernard E. Harcourt
- Language: English
- Year: 2011
- Author: Bernard E. Harcourt
- Language: English
- Year: 2011
- Author: Catherine Eagleton Harcourt Fuller John Perkins
- Language: English
- Year: 2009
- Author: G. C. Harcourt
- Language: English
- Year: 2001
- Author: Bernard E. Harcourt
- Language: English
- Year: 2005
- Author: Tim Harcourt
- Language: English
- Year: 2008