Attribution. The licensor permits others to copy, distribute, display, and perform the work. In return, licensees must give the original author credit.
Share Alike. The licensor permits others to distribute derivative works only under a license identical to the one that governs the licensor's work.
Noncommercial. The licensor permits others to copy, distribute, display, and perform the work. In return, licensees may not use the work for commercial purposes -- unless they get the licensor's permission.
Attribution. The licensor permits others to copy, distribute, display, and perform the work. In return, licensees must give the original author credit. 
Share Alike. The licensor permits others to distribute derivative works only under a license identical to the one that governs the licensor's work.
Noncommercial. The licensor permits others to copy, distribute, display, and perform the work. In return, licensees may not use the work for commercial purposes -- unless they get the licensor's permission.