Citing Creative Commons images is different from your standard citation styles. However, check with your specific citation manual to make sure you do not need to use another format. Generally, you will format your citation:
"Perfect Chocolate Chip Cookies" by Kimberly Vardeman CC BY 2.0
Title: “Chocolate Chip Cookies” - make sure you put the title of the image in quotation marks
Author: Kimberly Vardeman - Make sure you hyperlink the author’s name to the authors page
Source: Perfect Chocolate Chip Cookies – Hyperlink to original source
License: CC BY 2.0