BN Publishing · Dover Publications
| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Perspective Made Easy | Paperback | 978-956-310-016-7 (956-310-016-6) | 2008 |
| Perspective Made Easy | Hardcover | 978-956-310-017-4 (956-310-017-4) | 2007 |
| Perspective Made Easy | Paperback | 978-0-486-40473-8 (0-486-40473-0) | 1999 |
E.N. · E Norling · E R · Ernest Norling · R.N.