3 strategies I used:

Seeing if they used more formal language. If they did not, it usually wouldn’t be a credible source of information.

Seeing if links linked directly to where they needed to link to. (ex. Link was supposed to link to a BBC article about them but it linked to the BBC homepage) or links working at all..

Number of ads. if the screen is covered in ads, it is usually a scam site. Especially if the ads are disguised as features

http://web.b.ebscohost.com/ehost/detail/detail?vid=10&sid=8422fd5f-979b-4cfe-adc4-8a03d1d26ae7%40sessionmgr103&hid=102&bdata=JnNpdGU9ZWhvc3QtbGl2ZQ%3d%3d#AN=118694764&db=aph

Riverside homepage>library>”click here”> Anything under “ebsco”>publications>search

I learned more tips on citing.