| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| An Elemtary Arithmetic ...: Serving As an Introduction to the Higher Arithmetic,by George R. Perkins | 978-1-145-67898-9 (1-145-67898-X) | 2010 | |
| A Practical Arithmetic | 978-1-144-81510-1 (1-144-81510-X) | 2010 | George Payn Quackenbos |
G. P. · G. Perkins · G. Roberts · George P · George Perkins · George R. · George Roberts · R. P. · R. Perkins