Are the persons responsible for the resource clearly identified?
- Is contact information provided?
- Are the authors recognised experts in their field?
- Is there verifiable information about the author's credentials?
- Is the publisher reputable and scholarly?
As you become more familiar with your subject area you will become more aware of which publishers have more authority.
For online resources i.e. websites/web pages etc…
- Is the web page provided by an individual, a business, a government department or an educational institution?
- Is there an "about us" page which tells you who runs the site and what its purpose is?