For more information see section 3.13.1 in the AMA Manual of Style, 11th ed.
Use this format for newspapers (both online and in print) and blogs.
Unlike journal titles, newspaper names are not abbreviated.
If the city name is not part and the newspaper name and adding it would increase clarity, it is permissible to add it to the official name. For example Star Tribune → Minneapolis Star Tribune.
Author(s). Title of article. Name of Newspaper/Blog. Date:Section (if applicable). Accessed [date]. URL