| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2008 | 978-0-9633996-5-6 | Michael S. Omalia | Beginners Guide to Window Cleaning - Second Printing |
| 2006 | 978-0-9633996-7-0 | George A. Coate | Do It Yourself Guide for Window Cleaning |
| 1992 | 978-0-9633996-9-4 | Michael Omalia | Beginners Guide to Window Cleaning |