Many researchers forget to give images the same credit as their other sources.
If you did not take the picture yourself, give credit to the person that did.
Do you want to use an online image not represented by a Creative Commons license?
Here is some information on citing images found online from BibMe
Here is an explanation and examples from EasyBib
EasyBib will also create citations for your images under the "All 59 options" tab click "Digital Image"
If you are providing attribution for an online photo:
If you are citing information or data (like a chart):
Information above from https://wiki.creativecommons.org/wiki/Best_practices_for_attribution
Creative Commons - an alternative licensing for online content with many images which are free to use and share, even commercially.
Pixabay - Thousands of images licensed under Creative Commons which are free to use and share with no attribution required.
Unsplash - Thousands of free images for student use.
Google Image Search for Copyright free images
See step-by-step how to Google search for copyright free images in the video above.