saved from http://creativecommons.org/licenses/by-nc-sa/1.0/

Attribution-NonCommercial-ShareAlike 1.0

You are free:

Under the following conditions:

by Attribution . You must give the original author credit.
nc Noncommercial . You may not use this work for commercial purposes.
sa Share Alike . If you alter, transform, or build upon this work, you may distribute the resulting work only under a license identical to this one.

Your fair use and other rights are in no way affected by the above.

This is a human-readable summary of the Legal Code (the full license).