Here is my example of writing an attribution using Creative Commons licensing. A fitting display of books to read to your primary school students on their first day of school or first visit to the library. Only fitting for one week out before school starts for 2019!
Creator: oddharmonic
Title: Back-to-school Library Display
URL: https://www.flickr.com/photos/oddharmonic/6157734040/
License: https://creativecommons.org/licenses/by-sa/2.0/