| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Relative Effectiveness of Using Instruments Versus Freehand Drawing When Teaching Descriptive Geometry/8428770 | 978-99937-934-8-9 (99937-934-8-5) | 1984 |
C. J. · C. Johnson · Charles J. · Charles Johnson · R. C. · R. C. Johnson · R Charles · R.J. · R. Johnson · Richard C. · Richard C. Johnson · Richard Charles · Richard J. · Richard Johnson