Cite the image using Chicago style formatting. Include the photographer's first and last name, the photograph title, the word "Photograph," the year it was taken, the name of the blog in italic text, the URL and the date you accessed the image. For example: "Bond, James. "New Gadget." Photograph. 2011, Bond's Blog, http://www.bondsblogtext.com/bondphoto (accessed April 10, 2011)."
Reference the image using MLA style formatting. Include the photographer's first and last name or the blogger's username, the photograph title, the word "Photograph," the title of the Web page in italics, the title of the blog, the publish date of the image, the word "Web" and the date accessed. For example: "Bond, James. "New Gadget." Photograph. New Gadget Photo. Bond's Blog, 10 May 2010. Web. 15 May 2010."
Credit the image using APA style formatting. Include the author's last name and first initial, the year the photo was taken, the name of the photo in italics, the medium type in brackets, the name of the website and the URL from which you retrieved the photo. For example: "Bond, J. (2010). New gadget [Photograph]. Bond's Blog. Retrieved from http://www.bondsblogtext.com/bondphoto."