Proper Attribution - Example
Recommended attribution for this image is
"Strawberry Ice Cream with Strawberries" by Lotus Head is licensed under CC-BY-SA 3.0
Because:
Title = "Strawberry Ice Cream with Strawberries"
Author = Lotus Head - Includes link to the author's profile page
Source = Image title is linked to the Wikimedia Commons page for image
License = CC-BY-SA 3.0 - linked to license information