C.P. · C. Perrin · Christopher, Ph.D. Perrin · Christopher PhD Perrin
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Greek Alphabet Code Cracker | 978-1-60051-035-9 | 2008 | |
| Latin for Children, A DVD | 978-1-60051-002-1 | 2004 | |
| Latin for Children, Primer A | 978-1-60051-000-7 | 2003 | Aaron Larsen |
| Latin for Children, Primer A Activity Book! | 978-1-60051-005-2 | 2005 | Rob Baddorf |
| Latin for Children, Primer A Answer Key | 978-1-60051-001-4 | 2003 | Aaron Larsen |
| Latin for Children, Primer B | 978-1-60051-006-9 | 2004 | " |
| Latin for Children, Primer B Activit Book! | 978-1-60051-011-3 | 2005 | Rob Baddorf |
| Latin for Children, Primer B Key | 978-1-60051-007-6 | 2004 | Aaron Larsen |
| The Art of Argument, DVD Set | 978-1-60051-063-2 | 2011 | Joelle Hodge · Aaron Larsen |
| The Art of Argument, Teacher's Edition | 978-1-60051-061-8 | 2010 | Joelle Hodge · Aaron Larsen |