
<h3>Here are some tips to follow, to identify whether sources are credible or not.</h3>
- Check sources are cited by the author.
- Check whether the publisher of the source is reputable.
- Check if there are grammatical errors or spelling mistakes.
- Make sure that the source is up-to-date.

Learning about Upton Sinclair? Wow. Very sensitive book.
Sinclairn wrote "The Jungle" to expose the appalling working conditions in the meat-packing industry.