Understand the types of Creative Commons licences

 http://creativecommons.org/licenses/

Scroll to the Commons Deed (also known as the “human readable” version of the license), a handy user-friendly interface reference summarizing important terms and conditions.

Creative Commons— Best practices for attribution

http://wiki.creativecommons.org/Best_practices_for_attribution
You can use CC-licensed materials as long as you follow the license conditions. One condition of all CC licenses is attribution. This article includes good (and not so good) examples of attribution.

Creative Commons— License Versions

http://wiki.creativecommons.org/License_Versions

Compare license versions

Attributing Creative Commons Materials

http://creativecommons.org.au/content/attributingccmaterials.pdf
The CC Australian team developed this helpful guide to attributing works in different formats.

Creative Commons FAQs

http://wiki.creativecommons.org/Frequently_Asked_Questions
Both basic and detailed information

Creative Commons — License Creator Tool

http://creativecommons.org/choose/
Search reliable sources for creative works including media, images, video, audio, music, web.

Creative Commons Search

http://search.creativecommons.org/
Search reliable sources for creative works including media, images, video, audio, music, web.