#1 Credible-http://www.aama-ntl.org/
I know this is a credible source because:
1. The author has a real name.
2. The website has ".org" so that mean it's a non-profit website.
3. The website is well-detailed and explained letting me know where the author has gotten all her information from.
Credible#2-http://www.bls.gov/oco/ocos164.htm
I know this is a credible source because:
1. The website has ".gov" at the end which means it is a government organization can also be acepptable.
2. It has a description and heading that indicates the website is focused on my topic.
3. It doesn't have any ads on it's page.