OpenBook Fine Print
By submitting your work to Project OpenBook, you agree to share full copyright with Project OpenBook and MarbleSpark for use in Project Openbook.
All Project OpenBook content is protected by a Creative Commons copyright license. MarbleSpark releases permission to share and adapt all Project OpenBook works under the following conditions:
- you must attribute the creator(s) and Project OpenBook (see below)
- you may NOT use the content for commercial purposes
- if you alter the content or built upon it, you may distribute the resulting work under a similar non-commercial license.
How to attribute Project OpenBook works:
- cite Project OpenBook and provide a link to the original content
- cite the author’s name, screen name, user identification, etc.
- cite the work’s title or name
Project OpenBook by MarbleSpark is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 United States License. Permissions beyond the scope of this license may be available at http://marblespark.com/blog/about-us.








(4.44)
(4.24)